Practice Photos: Wednesday 12.12.18

Oakland Raiders players and coaches on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders strong safety Karl Joseph (42) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders tight end Jared Cook (87) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders cornerback Gareon Conley (21) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders cornerback Nick Nelson (23) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders cornerback Bene Benwikere (37) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders cornerback Rashaan Melvin (22) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders safety Erik Harris (25) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders safety Marcus Gilchrist (31) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders cornerback Daryl Worley (20) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders tackle Brandon Parker (75) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders tackle Jamar McGloster (64) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders guard/tackle Denzelle Good (69) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders guard Cameron Hunt (63) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders center Rodney Hudson (61) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders linebacker Tahir Whitehead (59) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders linebacker Jason Cabinda (53) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders wide receiver Rico Gafford (15) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders running back Doug Martin (28) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders head coach Jon Gruden on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders head coach Jon Gruden on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive tackle Clinton McDonald (97) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive end Damontre' Moore (56) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive tackle P.J. Hall (92) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive tackle Frostee Rucker (98) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive tackle Maurice Hurst (73) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive end Arden Key (99) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive tackle Johnathan Hankins (90) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive end Kony Ealy (96) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders quarterback Derek Carr (4) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders quarterback Derek Carr (4) and running back DeAndré Washington (33) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders wide receiver Jordy Nelson (82) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders wide receiver Seth Roberts (10) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raider wide receiver Keon Hatcher (14) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders wide receiver Marcell Ateman (88) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders tight end Darren Waller (83) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders wide receiver/defensive back Johnny Holton (16) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders defensive tackle Frostee Rucker (98), defensive tackle Justin Ellis (78), defensive tackle Johnathan Hankins (90), and defensive tackle Clinton McDonald (97) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders punter Johnny Townsend (5) and kicker Daniel Carlson (8) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.

Oakland Raiders punter Johnny Townsend (5) on the field for practice at the Oakland Raiders Practice Facility, Wednesday, December 12, 2018, in Alameda, California.