Oakland Raiders quarterback Derek Carr throws to a receiver in the first half of an NFL football game against the Baltimore Ravens, Sunday, Oct. 2, 2016, in Baltimore. (AP Photo/Gail Burton)

Oakland Raiders wide receiver Michael Crabtree, top, cannot get free of San Diego Chargers cornerback Patrick Robinson during the second half of an NFL football game Sunday, Oct. 25, 2015, in San Diego. (AP Photo/Denis Poroy)

Oakland Raiders tackle Donald Penn (72) against the San Francisco 49ers during an NFL game at O.com Coliseum in Oakland, Calif. on Sunday, Dec. 7, 2014. (AP Photo/Michael Zito)

Oakland Raiders offensive tackle Kelechi Osemele (70) blocks during a preseason NFL football game against the Tennessee Titans, Saturday, August 27, 2016 in Oakland. The Titans won the game 27-14. (Paul Jasienski via AP)

Oakland Raiders center Rodney Hudson (61) prepares to snap the ball against the Baltimore Ravens, Sunday Oct. 2, 2016, Baltimore, MD. The Raiders defeated the Ravens 28-27. (Al Tielemans via AP Images)

Oakland Raiders guard Gabe Jackson (66) blocks against the Baltimore Ravens, Sunday Oct. 2, 2016, Baltimore, MD. The Raiders defeated the Ravens 28-27. (Al Tielemans via AP Images)

Oakland Raiders tackle Austin Howard (77) lines up in a two-point stance during an NFL game against the Carolina Panthers on Sunday, November 27, 2016. The Raiders defeated the Panthers 35-32. (Kevin Terrell via AP)

Oakland Raiders tight end Clive Walford (88) scores on a touchdown reception against the Atlanta Falcons during the second half of an NFL football game in Oakland, Calif., Sunday, Sept. 18, 2016. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders wide receiver Amari Cooper during the first half of an NFL preseason football game against the Tennessee Titans Saturday, Aug. 27, 2016, in Oakland, Calif. (AP Photo/Tony Avelar)

Oakland Raiders running back Latavius Murray (28) rushes against the Baltimore Ravens, Sunday Oct. 2, 2016, Baltimore, MD. The Raiders defeated the Ravens 28-27. (Al Tielemans via AP Images)

Oakland Raiders running back Jamize Olawale (49) runs with the ball during a preseason NFL football game against the Tennessee Titans, Saturday, August 27, 2016 in Oakland. The Titans won the game 27-14. (Paul Jasienski via AP)

Oakland Raiders quarterback Seth Roberts (10) catches a touchdown pass during an NFL game against the Carolina Panthers on Sunday, November 27, 2016. The Raiders defeated the Panthers 35-32. (Kevin Terrell via AP)

Oakland Raiders tight end Mychal Rivera (81) makes a catch during warmups before an NFL football game in Kansas City, Mo., Thursday, Dec. 8, 2016. (AP Photo/Charlie Riedel)

Oakland Raiders wide receiver Andre Holmes (18) warms up an NFL football game against the Atlanta Falcons in Oakland, Calif., Sunday, Sept. 18, 2016. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders' Taiwan Jones (22) against the Atlanta Falcons during an NFL football game in Oakland, Calif., Sunday, Sept. 18, 2016. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders running back DeAndre Washington (33) in action against the Seattle Seahawks during the second half of a preseason NFL football game Thursday, Sept. 1, 2016, in Oakland, Calif. (AP Photo/Tony Avelar)

Oakland Raiders running back Jalen Richard (30) during an NFL football game between the Buffalo Bills and the Oakland Raiders Sunday December 4. 2016 at the Oakland County Coliseum Oakland Ca. The Oakland Raiders defeated the Buffalo Bills 38 - 24. (Bill Nichols Images via AP)

Oakland Raiders rookie defensive end Jihad Ward (95) gets set for the snap during the 2016 NFL preseason football game against the Arizona Cardinals on Friday, Aug. 12, 2016 in Glendale, Ariz. The Raiders won the game 31-10. (Paul Spinelli via AP)

Kansas City Chiefs running back Spencer Ware (32) gets stuffed by Oakland Raiders defensive tackle Stacy McGee (92) on a first quarter run for no gain during the 2016 NFL week 6 regular season football game against the Oakland Raiders on Sunday, Oct. 16, 2016 in Oakland, Calif. The Chiefs won the game 26-10. (Paul Spinelli via AP)

Oakland Raiders defensive tackle Dan Williams (90) runs during a week 4 NFL football game against the Chicago Bears on Sunday, October 4, 2015 in Chicago. The Bears defeated the Raiders 22-20. (Scott Boehm via AP)

Oakland Raiders defensive end Khalil Mack (52) moves in for a tackle against the Baltimore Ravens, Sunday Oct. 2, 2016, Baltimore, MD. The Raiders defeated the Ravens 28-27. (Al Tielemans via AP Images)

New Orleans Saints quarterback Drew Brees (9) fumbles as he is hit by Oakland Raiders linebacker Bruce Irvin (51) in the first half of an NFL football game in New Orleans, Sunday, Sept. 11, 2016. (AP Photo/Butch Dill)

Oakland Raiders linebacker Perry Riley Jr. gets set on defense prior to a play in action against the Kansas City Chiefs during a NFL football game on Thursday, Dec. 8, 2016, in Kansas City, Mo. The Chiefs won, 21-13. (G. Newman Lowrance via AP)

Oakland Raiders outside linebacker Malcolm Smith (53) gets set during the 2015 week 15 regular season NFL football game against the Green Bay Packers on Sunday, Dec. 20, 2015 in Oakland, Calif. The Packers won the game 30-20. (Paul Spinelli via AP)

Oakland Raiders cornerback David Amerson (29) intercepts the ball for a touchdown in front of Kansas City Chiefs wide receiver Albert Wilson (12) during the first half of an NFL football game in Kansas City, Mo., Sunday, Jan. 3, 2016. (AP Photo/Ed Zurga)

Oakland Raiders cornerback Sean Smith (21) intercepts a two-point conversion attempt in the end zone in the second half of an NFL football game against the Baltimore Ravens, Sunday, Oct. 2, 2016, in Baltimore. (AP Photo/Nick Wass)

Oakland Raiders safety Reggie Nelson (27) drops into coverage against the Baltimore Ravens, Sunday Oct. 2, 2016, Baltimore, MD. The Raiders defeated the Ravens 28-27. (Al Tielemans via AP Images)

Baltimore Ravens tight end Dennis Pitta (88) is tackled by Oakland Raiders safety Karl Joseph (42), Sunday Oct. 2, 2016, Baltimore, MD. The Raiders defeated the Ravens 28-27. (Al Tielemans via AP Images)

Oakland Raiders Shilique Calhoun (91) during an NFL football game against the Tampa Bay Buccaneers in Tampa, Fla., Sunday, Oct. 30, 2016.

( Tom DiPace via AP)

Oakland Raiders KR TJ Carrie #38 in action, in the second quarter during his game against the Seattle Seahawks at CenturyLink Field during an NFL game in Seattle on Sunday, Nov. 2, 2014. (AP Photo/David Seelig)

Oakland Raiders strong safety Nate Allen (20) chases the action during the 2016 NFL preseason football game against the Arizona Cardinals on Friday, Aug. 12, 2016 in Glendale, Ariz. The Raiders won the game 31-10. (Paul Spinelli via AP)

Oakland Raiders cornerback Keith McGill (39) chases the action during the 2014 NFL preseason football game against the Detroit Lions on Friday, Aug. 15, 2014 in Oakland, Calif. The Raiders won the game 27-26. (AP Photo/Paul Spinelli)

Oakland Raiders punter Marquette King (7) punts during a NFL preseason football game against the Arizona Cardinals, Friday, August 12, 2016 in Glendale, Ariz. The Raiders won the game 31-10. (Paul Jasienski via AP)

Oakland Raiders kicker Sebastian Janikowski (11) kicks a field goal in the first half of an NFL football game against the New Orleans Saints in New Orleans, Sunday, Sept. 11, 2016. (AP Photo/Butch Dill)

Oakland Raiders long snapper Jon Condo (59) warms up prior to NFL football game between the Carolina Panthers and the Oakland Raiders in Charlotte, NC Sunday, Dec. 23, 2012. (AP Photo/Mike McCarn)