Cowboys Draft Connor Williams - OL Texas

Texas Longhorns offensive lineman Connor Williams (55) during an NCAA regular season football game against the USC Trojans on Saturday, Sept. 16, 2017 in Los Angeles. USC won in double overtime, 27-24. (Ric Tapia via AP)

Texas Longhorns offensive lineman Connor Williams (55) during an NCAA Football regular season game against the Notre Dame Fighting Irish on Sunday, Sept. 4, 2016 in Austin, Texas. (Ric Tapia via AP)

Texas lineman Connor Williams (55) looks to block Rice defender Derek Brown (8) during the second half of an NCAA college football game, Saturday, Sept. 12, 2015, in Austin, Texas. (AP Photo/Michael Thomas)

Notre Dame Fighting Irish defensive lineman Isaac Rochell (90) and Texas Longhorns offensive lineman Connor Williams (55) during an NCAA Football regular season game on Sunday, Sept. 4, 2016 in Austin, Texas. (Ric Tapia via AP)

Texas Longhorns offensive lineman Connor Williams (55) during an NCAA Football regular season game against the Notre Dame Fighting Irish on Sunday, Sept. 4, 2016 in Austin, Texas. (Ric Tapia via AP)

Texas Longhorns offensive lineman Connor Williams (55) during an NCAA Football regular season Red River Rivalry game against the Oklahoma Sooners on Saturday, Oct. 10, 2015 in Dallas. (Ric Tapia via AP)

Texas Longhorns offensive lineman Connor Williams (55) during an NCAA regular season football game against the USC Trojans on Saturday, Sept. 16, 2017 in Los Angeles. USC won in double overtime, 27-24. (Ric Tapia via AP)

Texas offensive lineman Connor Williams runs during a drill at the NFL football scouting combine on Friday, March 2, 2018 in Indianapolis. (Aaron M. Sprecher via AP)

Texas offensive lineman Connor Williams runs the 40-yard dash during the 2018 NFL Scouting Combine on Friday, March 2, 2018 in Indianapolis. (Ben Liebenberg via AP)

Texas offensive lineman Connor Williams runs a drill at the NFL football scouting combine in Indianapolis, Friday, March 2, 2018. (AP Photo/Michael Conroy)

Texas offensive lineman Connor Williams runs the 40-yard dash during the NFL football scouting combine, Friday, March 2, 2018, in Indianapolis. (AP Photo/Darron Cummings)

Texas offensive lineman Connor Williams participates in the Broad Jump at the 2018 NFL Scouting Combine on Friday, March 2, 2018, in Indianapolis. (AP Photo/Gregory Payan)

Texas offensive tackle Connor Williams on the red carpet during the 2018 NFL Draft on Thursday, April 26, 2018 in Arlington, Texas. (Logan Bowles via AP)

Texas offensive tackle Connor Williams on the red carpet during the 2018 NFL Draft on Thursday, April 26, 2018 in Arlington, Texas. (Logan Bowles via AP)

Texas's Connor Williams poses for photos on the red carpet before the first round of the NFL football draft, Thursday, April 26, 2018, in Arlington, Texas. (AP Photo/Eric Gay)

Texas offensive tackle Connor Williams on the red carpet during the 2018 NFL Draft on Thursday, April 26, 2018 in Arlington, Texas. (Perry Knotts via AP)

Texas offensive tackle Connor Williams poses for a photo backstage with Former Tennessee Titans quarterback Vince Young during the 2018 NFL Draft on Friday, April 27, 2018 in Arlington, Texas. (Ben Liebenberg via AP)

Texas' Connor Williams celebrates after being selected by the Dallas Cowboys during the second round of the NFL football draft, Friday, April 27, 2018, in Arlington, Texas. (AP Photo/Eric Gay)

NFL Commissioner Roger Goodell, left, and former Dallas Cowboys player Bob Lilly, right, pose with Texas' Connor Williams after Williams was selected by the Cowboys during the second round of the NFL football draft Friday, April 27, 2018, in Arlington, Texas. (AP Photo/Eric Gay)

Texas' Connor Williams poses for a photo with Dallas Cowboys fans after being selected by the team during the second round of the NFL football draft Friday, April 27, 2018, in Arlington, Texas. (AP Photo/Eric Gay)