Practice Photos: Friday 10.26.18

Oakland Raiders tight end Jared Cook (87) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders wide receiver Seth Roberts (10) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders wide receiver Jordy Nelson (82) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders offensive tackle Brandon Parker (75) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders assistant head coach and special teams coordinator Rich Bisaccia on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders offensive tackle Kolton Miller (77) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders helmets on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders safety Reggie Nelson (27) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders defensive backs coach Derrick Ansley and cornerback Daryl Worley (20) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders punter Johnny Townsend (5) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders running back Doug Martin (28) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders wide receiver and return specialist Dwayne Harris (17) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders wide receiver Brandon LaFell (19) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders guard/tackle Denver Kirkland (79) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders offensive guard Jon Feliciano (76) and tackle Justin Murray (71) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders offensive guard Gabe Jackson (66) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders offensive lineman Ian Silberman (67) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders tackle TJ Clemmings (74) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders defensive tackle Jonathan Hankins (90) and linebacker Marquel Lee (55) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders defensive coordinator Paul Guenther and cornerback Leon Hall (29) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders linebacker Kyle Wilber (58) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

An Oakland Raiders helmet on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders running back Jalen Richard (30) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders quarterback Derek Carr (4) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders head coach Jon Gruden and quarterback Derek Carr (4) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders safety Marcus Gilchrist (31) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders punter Johnny Townsend (5) and long snapper Trent Sieg (47) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders kicker Daniel Carlson (8) and punter Johnny Townsend (5) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders linebacker Nicholas Morrow (50) and defensive end Bruce Irvin (51) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders punter Johnny Townsend (5), assistant head coach and special teams coordinator Rich Bisaccia, kicker Daniel Carlson (8), long snapper Trent Sieg (47) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders quarterback Derek Carr (4) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders linebacker Tahir Whitehead (59) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders linebacker Shilique Calhoun (91) and offensive tackle Kolton Miller (77) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders cornerback Dominique Rodgers-Cromartie (45) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders offensive tackle Kolton Miller (77) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders wide receiver Brandon LaFell (19) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders strong safety Karl Joseph (42) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.

Oakland Raiders safety Reggie Nelson (27) on the field for practice at the Oakland Raiders Practice Facility, Friday, October 26, 2018, in Alameda, California.