Training Camp Practice: 8.15.18

Oakland Raiders offensive tackle Donald Penn (72) and defensive lineman Tank Carradine (96) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders (4) quarterback Derek Carr on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

An Oakland Raiders football on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders head coach Jon Gruden and strength and conditioning assistant Deuce Gruden on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders running back Marshawn Lynch (24) and quarterback Derek Carr (4) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders tight end Lee Smith (86) and head coach Jon Gruden on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders players and coaches on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders wide receiver Amari Cooper (89) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders wide receiver and return specialist Dwayne Harris (17) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders offensive line coach Tom Cable and assistant offensive line coach Lemuel Jeanpierre on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders defensive line coach Mike Trgovac and defensive tackle Justin Ellis (78) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders defensive tackle Treyvon Hester (90) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders offensive guard Kelechi Osemele (70) and offensive tackle Kolton Miller (77) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders safety Dallin Leavitt (45) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders defensive tackle Justin Ellis (78) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders defensive tackle Maurice Hurst (73) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders linebacker Derrick Johnson (56) and linebacker Emmanuel Lamur (54) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders wide receiver Jordy Nelson (82) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders linebacker Azeem Victor (57) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders fullback Keith Smith (41) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders running back DeAndré Washington (33) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders running back Marshawn Lynch (24) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders wide receiver Martavis Bryant (12) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders players and coaches on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders strong safety Karl Joseph (42) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders center Rodney Hudson (61) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders outside linebacker Bruce Irvin (51) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders punter Johnny Townsend (5) and kicker Mike Nugent (6) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders punter Johnny Townsend (5) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders cornerback Gareon Conley (21) and wide receiver Martavis Bryant (12) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders offensive guard Gabe Jackson (66) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders wide receiver Ryan Switzer (15) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders running back Doug Martin (28) and linebacker Tahir Whitehead (59) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders defensive end Arden Key (99) and offensive tackle Kolton Miller (77) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders quarterback Derek Carr (4) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders offensive tackle Donald Penn (72) and defensive end Fadol Brown (95) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders offensive guard Kelechi Osemele (70) and defensive tackle Treyvon Hester (90) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders cornerback Rashaan Melvin (22) and linebacker Jason Cabinda (46) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders players and coaches on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders defensive line on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders players and coaches on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders tight end Lee Smith (86) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders quarterback Derek Carr (4) signs autographs for fans after practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders tight end Paul Butler (84) signs autographs for fans after practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.

Oakland Raiders players and coaches on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Wednesday, August 15, 2018, in Napa, California.