Nfl

Vikings Texans Footba_Hasc.jpg

Minnesota Vikings running back Adrian Peterson (28) rushes for a gain as Houston Texans' Connor Barwin (98) pursues during the third quarter of an NFL football game Sunday, Dec. 23, 2012, in Houston. (AP Photo/Patric Schneider)

Colts Chiefs Football_Hasc.jpg

Indianapolis Colts quarterback Andrew Luck (12) during the first half of an NFL football game against the Kansas City Chiefs Sunday, Dec. 23, 2012, in Kansas City, Mo. (AP Photo/Charlie Riedel)

Bengals Steelers Foot_Hasc.jpg

Cincinnati Bengals kicker Josh Brown (3) celebrates with running backs coach Jim Anderson following an NFL football game against the Pittsburgh Steelers on Sunday, Dec. 23, 2012, in Pittsburgh. Cincinnati won 13-10 on a 43-yard field goal from Brown.(AP Photo/Don Wright)

Redskins Eagles Footb_Hasc.jpg

Washington Redskins' Robert Griffin III in action in the second half of an NFL football game against the Philadelphia Eagles, Sunday, Dec. 23, 2012, in Philadelphia. (AP Photo/Michael Perez)

67c1eb1d03117b24240f6a706700c181.jpg

Detroit Lions wide receiver Calvin Johnson (81) breaks away from Atlanta Falcons defensive back Dominique Franks (29) during the third quarter of an NFL football game at Ford Field in Detroit, Saturday, Dec. 22, 2012. (AP Photo/Duane Burleson)

a955dba2b4004222230f6a7067001650.jpg

Washington Redskins quarterback Robert Griffin III scrambles with the ball during the second half of an NFL football game against the Baltimore Ravens in Landover, Md., Sunday, Dec. 9, 2012. (AP Photo/Nick Wass)

Jets Titans Football_Reps.jpg

Tennessee Titans running back Chris Johnson (28) runs for a 94-yard touchdown run against the New York Jets in the second quarter of an NFL game on Monday, Dec. 17, 2012, in Nashville, Tenn. (AP Photo/Wade Payne)