Los Angeles Rams tight end Brycen Hopkins runs past Dallas Cowboys linebacker Azur Kamara during NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Dallas Cowboys quarterback Garrett Gilbert throws a pass against Los Angeles Rams defenders during an NFL football practice on Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Los Angeles Rams defensive back Brontae Harris pushes Dallas Cowboys Rico Dowdle out of bounds during NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

The Los Angeles Rams line up against the Dallas Cowboys during a joint NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Los Angeles Rams quarterback Matthew Stafford looks for a receiver while Dallas Cowboys defensive tackle Osa Odighizuwa rushes during NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Los Angeles Rams running back Jake Funk runs between Dallas Cowboys' Israel Mukuamu, left, and Austin Faoliu during NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Dallas Cowboys wide receiver Ced Wilson catches a pass during the team's NFL football practice with the Los Angeles Rams on Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Dallas Cowboys running back JaQuan Hardy is tackled by Los Angeles Rams defensive back Brontae Harris during NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)

Los Angeles Rams quarterback Matthew Stafford runs from Dallas Cowboys defensive end Randy Gregory during NFL football practice Saturday, Aug 7, 2021, in Oxnard, Calif. (AP Photo/John McCoy)