Oakland Raiders wide receiver Darrius Heyward-Bey (85) reaches for but cannot make a catch in the end zone as San Diego Chargers free safety Eric Weddle (32) defends during the second quarter of an NFL football game in Oakland, Calif., Sunday, Jan. 1, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders running back Michael Bush (29) is tackled by San Diego Chargers defensive end Jacques Cesaire, left, and inside linebacker Takeo Spikes during the second half of an NFL football game in Oakland, Calif., Sunday, Jan. 1, 2012. The Chargers won 38-26. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders tight ends Richard Gordon, right, and Brandon Myers, left, celebrate after Gordon scored a touchdown against the Pittsburgh Steelers during the third quarter of an NFL football game in Oakland, Calif., Sunday, Sept. 23, 2012. Gordon scored on a one-yard pass. (AP Photo/Tony Avelar)

Oakland Raiders wide receiver Darrius Heyward-Bey, left, catches a three-yard pass for a touchdown as Pittsburgh Steelers free safety Ryan Mundy, right, looks on during the second quarter of an NFL football game in Oakland, Calif., Sunday, Sept. 23, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders quarterback Terrelle Pryor crosses the goal line to score a touchdown against the San Diego Chargers during the second half of an NFL football game Sunday, Dec. 30, 2012, in San Diego. (AP Photo/Denis Poroy)

Carolina Panthers' James Dockery (31) defends a pass to Oakland Raiders' Rod Streater (80) during the second half of an NFL football game in Charlotte, N.C., Sunday, Dec. 23, 2012. (AP Photo/Bob Leverone)

Oakland Raiders running back Darren McFadden (20) celebrates after scoring a touchdown against the Denver Broncos during an NFL game on Sunday, December 6, 2012 at the Oakland Coliseum in Oakland, Ca. (AP Photo/Jed Jacobsohn)

Detroit Lions defensive back Alphonso Smith (27) can't break up this pass during an NFL football game as Oakland Raiders wide receiver Juron Criner (84) catches a 39-yard touchdown pass Saturday, Aug. 25, 2012, in Oakland. The Raiders won the game, 31-20. (AP Photo/Greg Trott)

Oakland Raiders wide receiver Rod Streater (80) catches a 25-yard touchdown reception past Tampa Bay Buccaneers cornerback E.J. Biggers (31) during the second quarter of an NFL football game in Oakland, Calif., Sunday, Nov. 4, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders wide receiver Darrius Heyward-Bey (85) leaps and catches a second quarter touchdown pass that cuts the San Diego Chargers lead to 10-7 during the NFL week 17 football game against the San Diego Chargers on Sunday, Dec. 30, 2012 in San Diego. The Chargers won the game 24-21. (AP Photo/Paul Spinelli)

Oakland Raiders wide receiver Darrius Heyward-Bey (85) makes a one-handed catch in front of Detroit Lions' Justin Miller during the (blank) half of a preseason NFL football game in Oakland, Calif., Saturday, Aug. 25, 2012. (AP Photo/Tony Avelar)

Oakland Raiders wide receiver Darrius Heyward-Bey motions to the officials after a touchdown catch in the end zone against the San Diego Chargers during the first half of an NFL football game Sunday, Dec. 30, 2012, in San Diego. (AP Photo/Lenny Ignelzi)

Oakland Raiders wide receiver Darrius Heyward-Bey, left, runs past Baltimore Ravens defensive back James Ihedigbo for a touchdown in the first half of an NFL football game in Baltimore, Sunday, Nov. 11, 2012. (AP Photo/Gail Burton)

Oakland Raiders running back Darren McFadden is mobbed by fans after scoring a touchdown on a 6-yard pass during the second quarter of an NFL football game against the Denver Broncos in Oakland, Calif., Thursday, Dec. 6, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders fullback Marcel Reece, top, carries the ball over New Orleans Saints cornerback Jabari Greer during the first quarter of an NFL football game in Oakland, Calif., Sunday, Nov. 18, 2012. (AP Photo/Ben Margot)

Oakland Raiders defensive back Joselio Hanson (23) celebrates after intercepting Kansas City Chiefs quarterback Brady Quinn during the second quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 16, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders running back Darren McFadden (20) leaps past Kansas City Chiefs cornerback Javier Arenas (21) during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 16, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders quarterback Terrelle Pryor runs the ball against the San Diego Chargers during the first half of an NFL football game Sunday, Dec. 30, 2012, in San Diego. (AP Photo/Denis Poroy)

Oakland Raiders wide receiver Denarius Moore (17) catches a 20-yard touchdown pass against Cincinnati Bengals cornerback Leon Hall in the second half of an NFL football game, Sunday, Nov. 25, 2012, in Cincinnati. (AP Photo/David Kohl)

Oakland Raiders wide receiver Denarius Moore (17) dives past Jacksonville Jaguars cornerback Aaron Ross (31) to score on an eight-yard touchdown reception during the third quarter of an NFL football game, Sunday, Oct. 21, 2012, in Oakland, Calif. (AP Photo/Marcio Jose Sanchez)

Members of the Oakland Raiders walk out of a tunnel to the field before an NFL football game against the Baltimore Ravens in Baltimore, Sunday, Nov. 11, 2012. (AP Photo/Patrick Semansky)

Oakland Raiders defensive back Matt Giordano (27) intercepts a pass from Cleveland Browns quarterback Brandon Weeden intended for tight end Benjamin Watson (82) during the first quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 2, 2012. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders defensive back Phillip Adams (28) intercepts a pass intended for Cleveland Browns wide receiver Josh Gordon (13) during the second quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 2, 2012. (AP Photo/Tony Avelar)

Denver Broncos wide receiver Demaryius Thomas (88) loses balance with the ball as Oakland Raiders free safety Matt Giordano (27) watches during the second quarter of an NFL football game in Oakland, Calif., Thursday, Dec. 6, 2012. At left is Raiders defensive back Phillip Adams (28) and below is strong safety Mike Mitchell. (AP Photo/Ben Margot)

Oakland Raiders wide receiver Darrius Heyward-Bey goes up for a touchdown pass against San Diego Chargers cornerback Quentin Jammer during the first half of an NFL football game Sunday, Dec. 30, 2012, in San Diego. (AP Photo/Lenny Ignelzi)

Oakland Raiders defensive end Andre Carter (97) sacks Tampa Bay Buccaneers quarterback Josh Freeman (5), who fumbles the ball, during the first quarter of an NFL football game in Oakland, Calif., Sunday, Nov. 4, 2012. The Buccaneers recovered the fumble. (AP Photo/Marcio Jose Sanchez)

Oakland Raiders defensive back Tyvon Branch (33) tries to wrestle the ball from Kansas City Chiefs wide receiver Dexter McCluster (22) during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 16, 2012. (AP Photo/Ben Margot)