Training Camp Practice: 7.30.18
Take a look at photos as the Raiders hit the practice field in Napa, California for day four of training camp practice.

Oakland Raiders tight end Jared Cook (87) and quarterback Derek Carr (4) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders linebacker Emmanuel Lamur (54) and defensive coordinator Paul Guenther on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders defensive end Mario Edwards Jr. (97) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders defensive tackle Ahtyba Rubin (93) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders cornerback Nick Nelson (38) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders offensive guard Denver Kirland (79) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders alumnus George Atkinson on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders assistant head coach and special teams coordinator Rich Bisaccia and fullback Ryan Yurachek (44) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders tight end Derek Carrier (85) and defensive lineman Shakir Soto (64) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders tackle Breno Giacomini (68) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders linebacker Kyle Wilber (58) and assistant special teams coach Byron Storer on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders linebacker Kyle Wilber (58) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Isaac Whitney (19) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders tight end Marcus Baugh (83) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Saeed Blacknall (80) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders linebacker Marquel Lee (55) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders defensive end Arden Key (99) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders offensive guard Jon Feliciano (76) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders offensive tackle Brandon Parker (75) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders tight end Jared Cook (87) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Marcell Ateman (88) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders punter Johnny Townsend (5) and kicker Eddy Pi–eiro (9) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Johnny Holton (16) and cornerback Rahsaan Melvin (22) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Saeed Blacknall (80) and defensive back Antonio Hamilton (32) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders cornerback Shareece Wright (35) and wide receiver Amari Cooper (89) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Johnny Holton (16) and defensive back Tevin Mitchel (37) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 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, Monday, July 30, 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, Monday, July 30, 2018, in Napa, California.

Oakland Raiders offensive lineman Ian Silberman and linebacker Shilique Calhoun (91) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders wide receiver Keon Hatcher (14) on the field for practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders punter Johnny Townsend (5) signs autographs for fans after practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.

Oakland Raiders linebacker Jason Cabinda (46) signs autographs for fans after practice at 2018 Training Camp at The Oakland Raiders Napa Valley Training Complex, Monday, July 30, 2018, in Napa, California.