Zack Martin 2017-18 Season Highlights
Views of #70 Guard Zack Martin from the 2017-18 Regular Season.
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
FILE - In this Sept. 10, 2017, file photo, Dallas Cowboys offensive tackle Tyron Smith (77), center Travis Frederick (72), guard Zack Martin (70) and offensive tackle La'el Collins (71) line up against the New York Giants during an NFL football game in Arlington, Texas. The Cowboys have two offensive linemen in new spots after the retirement of right tackle Doug Free and left guard Ron Leary's departure in free agency. (AP Photo/Michael Ainsworth, File)

Dallas Cowboys offensive guard Zack Martin (70) in action during an NFL football game against the New York Giants, Sunday, Sept. 10, 2017, in Arlington, Texas. The Cowboys defeated the Giants, 19-3. (Ryan Kang via AP)

10 September 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 1 regular season 19-3 win over the New York Giants at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys
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
10 September 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 1 regular season 19-3 win over the New York Giants at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

10 September 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 1 regular season 19-3 win over the New York Giants at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

10 September 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 1 regular season 19-3 win over the New York Giants at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

10 September 2017: Offense with Tyron Smith (77), Chaz Green (79), Travis Frederick (72), Zack Martin (70) and La'el Collins (71), Jason Witten (82), Dak Prescott (4), Ezekiel Elliott (21)
of the Dallas Cowboys during their NFL week 1 regular season 19-3 win over the New York Giants at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys offensive guard Zack Martin (70) at the line of scrimmage during an NFL football game against the New York Giants, Sunday, Sept. 10, 2017, in Arlington, Texas. The Cowboys defeated the Giants, 19-3. (Ryan Kang via AP)

Dallas Cowboys offensive guard Zack Martin (70) in action during an NFL football game against the New York Giants, Sunday, Sept. 10, 2017, in Arlington, Texas. The Cowboys defeated the Giants, 19-3. (Ryan Kang via AP)

Dallas Cowboys quarterback Dak Prescott (4) prepares to pass as guard Zack Martin (70) protects during an NFL football game against the New York Giants on Sunday, Sept. 10, 2017, in Arlington, Texas. (AP Photo/Sarah Warnock)

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

17 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 2 regular season 42-17 loss to the Denver Broncos at Sports Authority Field at Mile High in Denver, Colorado. Photo by James D. Smith/Dallas Cowboys

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys offensive tackle La'el Collins (71) and guard Zack Martin (70) link arms together during the playing of the National Anthem prior to an NFL football game against the Arizona Cardinals on Monday, Sept. 25, 2017 in Glendale, Ariz. Dallas won 28-17. (Aaron M. Sprecher via AP)

Dallas Cowboys offensive tackle La'el Collins (71) and Dallas Cowboys offensive guard Zack Martin (70) get set at the line of scrimmage during the 2017 NFL week 3 regular season football game against the Arizona Cardinals, Monday, Sept. 25, 2017 in Glendale, Ariz. The Cowboys won the game 28-17. (Paul Spinelli via AP)

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys offensive guard Zack Martin (70) in action during an NFL football game against the Arizona Cardinals, Monday, Sept. 25, 2017, in Glendale, Ariz. The Cowboys defeated the Cardinals, 28-17. (Ryan Kang via AP)

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys offensive tackle La'el Collins (71) and Dallas Cowboys offensive guard Zack Martin (70) block as Arizona Cardinals defensive tackle Robert Nkemdiche (90) rushes during the 2017 NFL week 3 regular season football game against the Arizona Cardinals, Monday, Sept. 25, 2017 in Glendale, Ariz. The Cowboys won the game 28-17. (Paul Spinelli via AP)

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

25 September 2017: Zack Martin (70)
of the Dallas Cowboys during their week 3 regular season 28-17 win over the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona. Photo by James D. Smith/Dallas Cowboys

01 October 2017: Britt Brown with Zack Martin
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys


Dallas Cowboys' Jason Witten (82), La'el Collins (71), Dak Prescott (4), Zack Martin and Ezekiel Elliott (21) walk up to the line of scrimmage during an NFL football game against the Los Angeles Rams on Sunday, Oct. 1, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

01 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

01 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

01 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys


Dallas Cowboys quarterback Dak Prescott (4) drops back to pass as offensive tackle La'el Collins (71) and Zack Martin, right, defend against pressure from Los Angeles Rams defensive tackle Aaron Donald (99) during an NFL football game, Sunday, Oct. 1, 2017, in Arlington, Texas. (AP Photo/Roger Steinman)

01 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys' Travis Frederick (72) and Zack Martin (70) defend as quarterback Dak Prescott (4) scrambles under pressure from Los Angeles Rams defensive tackle Michael Brockers, rear, in the second half of an NFL football game, Sunday, Oct. 1, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

01 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys' La'el Collins, from left, Zack Martin (70) and Dak Prescott celebrate a two-point conversion play before the Cowboys were penalized on th play in the second half of an NFL football game against the Los Angeles Rams on Sunday, Oct. 1, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

01 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 4 regular season 35-30 loss to the Los Angeles Rams at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys' Tyron Smith (77), Travis Frederick (72), Zack Martin (70) an dLa'el Collins (71) stand at the line of scrimmage during an NFL football game against the Green Bay Packers on Sunday, Oct. 8, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

DAL vs GB

08 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 5 regular season 35-31 loss to the Green Bay Packers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

08 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 5 regular season 35-31 loss to the Green Bay Packers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

08 October 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 5 regular season 35-31 loss to the Green Bay Packers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

The Dallas Cowboys offense line including La'el Collins (71), Zack Martin (70), Travis Frederick (72), Jonathan Cooper (64), and Tyron Smith (77) walk to the line of scrimmage in action during an NFL football game against the Green Bay Packers on Sunday, Oct. 8, 2017 in Arlington, Texas. The Packers defeated the Cowboys 35-31. (G. Newman Lowrance via AP)

Dallas Cowboys' Terrance Williams (83), Cole Beasley (11) and Zack Martin (70) celebrate a touchdown catch by Beasley in the first half of an NFL football game against the Green Bay Packers on Sunday, Oct. 8, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

21 October 2017: Zack Martin of the Dallas Cowboys during their walk through practice at San Jose City College Jaguar Stadium before their week 7 regular season game against the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

22 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 7 regular season 40-10 win over the San Francisco 49ers at Levi's Stadium in Santa Clara, California. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys guard Zack Martin (70) and offensive tackle La'el Collins (71) smile on the sideline during the second half of an NFL football game against the San Francisco 49ers in Santa Clara, Calif., Sunday, Oct. 22, 2017. (AP Photo/Eric Risberg)

28 October 2017: Zack Martin of the Dallas Cowboys departing for their game at the Washington Redskins at DFW Airport, Texas. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

29 October 2017: Zack Martin (70)
of the Dallas Cowboys during their week 8 regular season 33-19 win over the Washington Redskins at FedEx Field in Landover, Maryland. Photo by James D. Smith/Dallas Cowboys

Kansas City Chiefs' Justin Houston (50) lines up against Dallas Cowboys offensive tackle La'el Collins (71) and guard Zack Martin (70) during an NFL football game, Sunday, Nov. 5, 2017, in Arlington, Texas. (AP Photo/Roger Steinman)

05 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 9 regular season game 28-17 win over the Kansas City Chiefs at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

05 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 9 regular season game 28-17 win over the Kansas City Chiefs at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

05 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 9 regular season game 28-17 win over the Kansas City Chiefs at AT&T Stadium in Arlington, Texas. Photo by Sam Smith/Dallas Cowboys

DAL Vs KC

05 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 9 regular season game 28-17 win over the Kansas City Chiefs at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

05 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 9 regular season game 28-17 win over the Kansas City Chiefs at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

05 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 9 regular season game 28-17 win over the Kansas City Chiefs at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys quarterback Dak Prescott (left) celebrates his touchdown run with guard Zack Martin (70) during a 2017 NFL week 9 regular season game against the Kansas City Chiefs, Sunday, Nov. 5, 2017 in Arlington, Texas. The Cowboys defeated the Chiefs, 28-17. (James D. Smith via AP)

Dallas Cowboys' Dak Prescott (4) and Zack Martin (70) celebrate a touchdown scored by Prescott on a running play in the first half of an NFL football game against the Kansas City Chiefs on Sunday, Nov. 5, 2017, in Arlington, Texas. (AP Photo/Brandon Wade)

DAL Vs ATL

12 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 10 regular season 27-7 loss to the Atlanta Falcons at Mercedes-Benz Stadium in Atlanta, Georgia. Photo by James D. Smith/Dallas Cowboys

12 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 10 regular season 27-7 loss to the Atlanta Falcons at Mercedes-Benz Stadium in Atlanta, Georgia. Photo by James D. Smith/Dallas Cowboys

12 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 10 regular season 27-7 loss to the Atlanta Falcons at Mercedes-Benz Stadium in Atlanta, Georgia. Photo by James D. Smith/Dallas Cowboys

12 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 10 regular season 27-7 loss to the Atlanta Falcons at Mercedes-Benz Stadium in Atlanta, Georgia. Photo by James D. Smith/Dallas Cowboys

12 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 10 regular season 27-7 loss to the Atlanta Falcons at Mercedes-Benz Stadium in Atlanta, Georgia. Photo by James D. Smith/Dallas Cowboys

Atlanta Falcons nose tackle Dontari Poe (92) runs into the backfield in front of Dallas Cowboys guard Zack Martin (70) during a week 10 NFL football game on Sunday, Nov. 12, 2017, in Atlanta. Atlanta won 27-7. (Aaron M. Sprecher via AP)

Atlanta Falcons nose tackle Dontari Poe (92) runs into the backfield in front of Dallas Cowboys guard Zack Martin (70) during a week 10 NFL football game on Sunday, Nov. 12, 2017, in Atlanta. Atlanta won 27-7. (Aaron M. Sprecher via AP)

Dallas Cowboys offensive guard Zack Martin (70) warms up before the first half of an NFL football game between the Atlanta Falcons and the Dallas Cowboys, Sunday, Nov. 12, 2017, in Atlanta. (AP Photo/David Goldman)

12 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 10 regular season 27-7 loss to the Atlanta Falcons at Mercedes-Benz Stadium in Atlanta, Georgia. Photo by James D. Smith/Dallas Cowboys

19 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 11 regular season 37-9 loss to the Philadelphia Eagles at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

19 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 11 regular season 37-9 loss to the Philadelphia Eagles at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

19 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 11 regular season 37-9 loss to the Philadelphia Eagles at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

19 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 11 regular season 37-9 loss to the Philadelphia Eagles at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys center Travis Frederick (72), guard Zack Martin (70), and tackle La'el Collins (71) prepare for the snap during an NFL football game against the Philadelphia Eagles, Sunday, Nov. 19, 2017, in Arlington, Texas. (AP Photo/Roger Steinman)

Dallas Cowboys guard Zack Martin (70) looks on prior to an NFL football game against the Philadelphia Eagles on Sunday, Nov. 19, 2017, in Arlington, Texas. (NFL Photos via AP)

19 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 11 regular season 37-9 loss to the Philadelphia Eagles at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys guard Zack Martin (70) looks on as the Cowboys play the Philadelphia Eagles during an NFL football game, Sunday, Nov. 19, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

23 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 12 regular season 28-6 loss to the Los Angeles Chargers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

23 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 12 regular season 28-6 loss to the Los Angeles Chargers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

23 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 12 regular season 28-6 loss to the Los Angeles Chargers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

DAL vs LAC

Dallas Cowboys' Zack Martin (70) and Chaz Green (79) lead the team off the field before an NFL football game against the Dallas Cowboys on Thursday, Nov. 23, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

23 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 12 regular season 28-6 loss to the Los Angeles Chargers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

23 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 12 regular season 28-6 loss to the Los Angeles Chargers at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Los Angeles Chargers defensive tackle Corey Liuget (94) rushes as Dallas Cowboys guard Zack Martin (70) defends during an NFL football game, Thursday, Nov. 23, 2017, in Arlington, Texas. (AP Photo/Roger Steinman)

DAL vs LAC

30 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 13 regular season 38-14 win over the Washington Redskins at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys


Dallas Cowboys offensive lineman Zack Martin (70) waits for the snap during an NFL football game against the Washington Redskins on Thursday, Nov. 30, 2017 in Arlington, Texas. The Cowboys won the game, 38-14. (Greg Trott via AP)

30 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 13 regular season 38-14 win over the Washington Redskins at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys quarterback Dak Prescott (4) throws a pass as guard Zack Martin (70) helps defend against a rush by Washington Redskins defensive tackle Stacy McGee (92) in the first half of an NFL football game, Thursday, Nov. 30, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

Dallas Cowboys wide receiver Dez Bryant (88) and guard Zack Martin, rear, celebrate a touchdown scored on a catch by Bryant in the second half of an NFL football game against the Washington Redskins on Thursday, Nov. 30, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

30 November 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 13 regular season 38-14 win over the Washington Redskins at AT&T Stadium in Arlington, Texas. Photo by James D. Smith/Dallas Cowboys

10 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 14 regular season 30-10 win over the New York Giants at MetLife Stadium in East Rutherford, New Jersey. Photo by James D. Smith/Dallas Cowboys

10 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 14 regular season 30-10 win over the New York Giants at MetLife Stadium in East Rutherford, New Jersey. Photo by James D. Smith/Dallas Cowboys

10 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 14 regular season 30-10 win over the New York Giants at MetLife Stadium in East Rutherford, New Jersey. Photo by James D. Smith/Dallas Cowboys

10 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 14 regular season 30-10 win over the New York Giants at MetLife Stadium in East Rutherford, New Jersey. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys offensive guard Zack Martin blocks New York Giants middle linebacker Calvin Munson during an NFL football game at MetLife Stadium in East Rutherford, NJ, Sunday, Dec. 10, 2017. (Winslow Townson/AP Images for Panini)

10 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 14 regular season 30-10 win over the New York Giants at MetLife Stadium in East Rutherford, New Jersey. Photo by James D. Smith/Dallas Cowboys

10 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 14 regular season 30-10 win over the New York Giants at MetLife Stadium in East Rutherford, New Jersey. Photo by James D. Smith/Dallas Cowboys

17 December 2017: Seth Roberts (10) of the Oakland Raiders
of the Dallas Cowboys during their NFL week 15 regular season 20-17 win over the Oakland Raiders at Oakland Coliseum in Oakland, Calif. Photo by James D. Smith/Dallas Cowboys

17 December 2017: Seth Roberts (10) of the Oakland Raiders
of the Dallas Cowboys during their NFL week 15 regular season 20-17 win over the Oakland Raiders at Oakland Coliseum in Oakland, Calif. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys offensive tackle La'el Collins (71) and guard Zack Martin (70) block during a week 15 NFL football game against the Oakland Raiders on Sunday, Dec. 17, 2017 in Oakland, Calif. Dallas won 20-17. (Aaron M. Sprecher via AP)

17 December 2017: Seth Roberts (10) of the Oakland Raiders
of the Dallas Cowboys during their NFL week 15 regular season 20-17 win over the Oakland Raiders at Oakland Coliseum in Oakland, Calif. Photo by James D. Smith/Dallas Cowboys

17 December 2017: Seth Roberts (10) of the Oakland Raiders
of the Dallas Cowboys during their NFL week 15 regular season 20-17 win over the Oakland Raiders at Oakland Coliseum in Oakland, Calif. Photo by James D. Smith/Dallas Cowboys

17 December 2017: Dak Prescott (4)
of the Dallas Cowboys during their NFL week 15 regular season 20-17 win over the Oakland Raiders at Oakland Coliseum in Oakland, Calif. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys guard Zack Martin (70) lines up on the line of scrimmage during a week 16 NFL football game against the Seattle Seahawks on Sunday, Dec. 24, 2017 in Arlington, Texas. Seattle won 21-12. (Aaron M. Sprecher via AP)

24 December 2017: Zack Martin (70) of the Dallas Cowboys during their NFL week 16 regular season 21-12 loss to the Seattle Seahawks at AT&T Stadium in Arlington, Texas. The award was accepted by Michelle Witten and family. Photo by James D. Smith/Dallas Cowboys

24 December 2017: Zack Martin (70) of the Dallas Cowboys during their NFL week 16 regular season 21-12 loss to the Seattle Seahawks at AT&T Stadium in Arlington, Texas. The award was accepted by Michelle Witten and family. Photo by James D. Smith/Dallas Cowboys

24 December 2017: Zack Martin (70) of the Dallas Cowboys during their NFL week 16 regular season 21-12 loss to the Seattle Seahawks at AT&T Stadium in Arlington, Texas. The award was accepted by Michelle Witten and family. Photo by James D. Smith/Dallas Cowboys

24 December 2017: Zack Martin (70) of the Dallas Cowboys during their NFL week 16 regular season 21-12 loss to the Seattle Seahawks at AT&T Stadium in Arlington, Texas. The award was accepted by Michelle Witten and family. Photo by James D. Smith/Dallas Cowboys

24 December 2017: Zack Martin (70) of the Dallas Cowboys during their NFL week 16 regular season 21-12 loss to the Seattle Seahawks at AT&T Stadium in Arlington, Texas. The award was accepted by Michelle Witten and family. Photo by James D. Smith/Dallas Cowboys

30 December 2017: Zack Martin
of the Dallas Cowboys during their departure to the game with the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

Dallas Cowboys guard Zack Martin (70) blocks during the game against the Philadelphia Eagles, Sunday, Dec. 31, 2017, Philadelphia. The Cowboys defeated the Eagles 6-0. (Al Tielemans via AP)

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys

31 December 2017: Zack Martin (70)
of the Dallas Cowboys during their NFL week 17 regular season 6-0 win over the Philadelphia Eagles at Lincoln Financial Field in Philadelphia, Pennsylvania. Photo by James D. Smith/Dallas Cowboys