Kansas City Chiefs outside linebacker Justin Houston (50) reacts after sacking Oakland Raiders quarterback Derek Carr during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back Jamaal Charles (25) carries the ball during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs running back Knile Davis (34) is tackled by Oakland Raiders strong safety Brandian Ross (29) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs running back Jamaal Charles (25) is tackled by Oakland Raiders middle linebacker Miles Burris (56) and Oakland Raiders defensive end C.J. Wilson, right, during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Orlin Wagner)

Kansas City Chiefs quarterback Alex Smith (11) throws during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Oakland Raiders quarterback Derek Carr (4) throws during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Orlin Wagner)

Kansas City Chiefs running back De'Anthony Thomas (13) runs for a touchdown on a 81-yard punt return during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back De'Anthony Thomas (13) flips as he scores a touchdown on a 81-yard punt return during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs defensive back Jamell Fleming (30) tackles Oakland Raiders wide receiver Andre Holmes (18) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back De'Anthony Thomas (13) celebrates a 81-yard punt return touchdown with Kansas City Chiefs linebacker Josh Martin (95), during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders quarterback Derek Carr (4) throws under pressure from Kansas City Chiefs outside linebacker Justin Houston (50) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders quarterback Derek Carr (4) hands off the ball during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back De'Anthony Thomas (13) flips as he scores a touchdown on a 81-yard punt return during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back De'Anthony Thomas (13) carries a punt return against Oakland Raiders free safety Charles Woodson (24) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders quarterback Derek Carr (4) is sacked by Kansas City Chiefs outside linebacker Justin Houston, rear, during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders tight end Mychal Rivera (81) is tackled by Kansas City Chiefs strong safety Ron Parker (38) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs free safety Husain Abdullah (39) breaks up a pass intended for Oakland Raiders fullback Marcel Reece (45) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders running back Latavius Murray (28) runs past a tackle attempt by Kansas City Chiefs strong safety Ron Parker (38) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs kicker Cairo Santos (5) boots a field goal during the first half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Oakland Raiders cornerback D.J. Hayden (25) stretches but can't reach an incomplete pass to Kansas City Chiefs wide receiver Dwayne Bowe, right, during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs wide receiver Dwayne Bowe (82) makes a 37-yard catch against the defense of Oakland Raiders cornerback Tarell Brown (23) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Oakland Raiders quarterback Derek Carr (4) throws as Oakland Raiders tackle Donald Penn (72) blocks Kansas City Chiefs outside linebacker Justin Houston (50) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs quarterback Alex Smith (11) drops the ball after a tackle attempt by Oakland Raiders defensive end Justin Tuck, unseen, during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs running back Jamaal Charles (25) is tackled by Oakland Raiders middle linebacker Miles Burris (56) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs wide receiver Albert Wilson (12) evades a tackle by Oakland Raiders middle linebacker Miles Burris (56) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Oakland Raiders kicker Sebastian Janikowski (11) boots a 53-yard field goal during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Oakland Raiders defensive end C.J. Wilson, top, catches a ball which was fumbled by Kansas City Chiefs tight end Travis Kelce (87) after a hit by Raiders strong safety Brandian Ross (29) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders kicker Sebastian Janikowski (11) is congratulated by quarterback Matt Schaub (8) after making a 53-yard field goal during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Oakland Raiders defensive end C.J. Wilson (98) catches a ball which was fumbled by Kansas City Chiefs tight end Travis Kelce, center, after a hit by Oakland Raiders strong safety Brandian Ross (29) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders wide receiver Andre Holmes (18) is tackled by Kansas City Chiefs strong safety Ron Parker (38) during the first half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders defensive end C.J. Wilson (98) runs away from Kansas City Chiefs wide receiver Albert Wilson (12) as he carries the ball after catching a fumbled ball by Kansas City Chiefs tight end Travis Kelce (87) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders defensive end C.J. Wilson, center, is congratulated by teammates free safety Charles Woodson (24) and outside linebacker Khalil Mack (52) after he caught a ball fumbled by Kansas City Chiefs tight end Travis Kelce, not seen, during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs tight end Travis Kelce (87) scores a touchdown against Oakland Raiders linebacker Ray-Ray Armstrong (57) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs tight end Travis Kelce (87) scores a touchdown against Oakland Raiders linebacker Ray-Ray Armstrong (57), unseen rear, and Oakland Raiders cornerback Tarell Brown (23) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs wide receiver Dwayne Bowe (82) makes a catch in front of Oakland Raiders free safety Charles Woodson (24) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs running back Knile Davis (34) celebrates with fans and teammate wide receiver Albert Wilson (12) after scoring a 70-yard touchdown during the second half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back Knile Davis (34) and Kansas City Chiefs wide receiver Albert Wilson (12) celebrate after Davis scored a 70-yard touchdown during the second half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)

Kansas City Chiefs outside linebacker Justin Houston (50) tackles Oakland Raiders quarterback Derek Carr (4) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs defensive back Jamell Fleming (30) breaks up a pass intended for Oakland Raiders wide receiver Brice Butler (12) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Kansas City Chiefs outside linebacker Tamba Hali (91) celebrates after sacking Oakland Raiders quarterback Derek Carr (4) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders quarterback Derek Carr, right, grimaces as he is sacked by Kansas City Chiefs outside linebacker Tamba Hali (91) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Charlie Riedel)

Oakland Raiders wide receiver James Jones (89) scores a touchdown against Kansas City Chiefs cornerback Chris Owens (20) during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. The Kansas City Chiefs won 31-13. (AP Photo/Ed Zurga)

Oakland Raiders wide receiver Andre Holmes (18) makes a catch as Kansas City Chiefs cornerback Marcus Cooper (31) defends during the second half of an NFL football game in Kansas City, Mo., Sunday, Dec. 14, 2014. The Chiefs won 31-13. (AP Photo/Ed Zurga)

Kansas City Chiefs running back Knile Davis (34) lands in the end zone for a touchdown during the second half of an NFL football game against the Oakland Raiders in Kansas City, Mo., Sunday, Dec. 14, 2014. (AP Photo/Ed Zurga)