FILE - In this July 28, 2018, file photo, Dallas Cowboys linebacker Sean Lee walks on the field during NFL football training camp in Oxnard, Calif. Sean Lee retired Monday, April 26, 2021, after the linebacker spent all of his 11 mostly injury-plagued seasons with the Dallas Cowboys. The 34-year-old said in a letter released by the club that it was “my time to walk away.” (AP Photo/Gus Ruelas, File)

FILE - Dallas Cowboys outside linebacker Sean Lee plays against the Detroit Lions during an NFL football game in Detroit, in this Sunday, Nov. 17, 2019, file photo. Sean Lee retired Monday, April 26, 2021, after the linebacker spent all of his 11 mostly injury-plagued seasons with the Dallas Cowboys. The 34-year-old said in a letter released by the club that it was “my time to walk away.”(AP Photo/Paul Sancya, File)

FILE - Dallas Cowboys outside linebacker Sean Lee (50) sacks Los Angeles Rams quarterback Jared Goff (16) during an NFL football game in Arlington, Texas, in this Sunday, Dec. 15, 2019, file photo. Sean Lee retired Monday, April 26, 2021, after the linebacker spent all of his 11 mostly injury-plagued seasons with the Dallas Cowboys. The 34-year-old said in a letter released by the club that it was “my time to walk away.” (AP Photo/Brandon Wade, File)