Dallas Cowboys wide receiver Miles Austin catches a pass against Arizona Cardinals safety Rashad Johnson during a game at University of Phoenix Stadium in Glendale, Arizona on December 25, 2010. (Gary A. Vasquez/NFL)

Dallas Cowboys running back Marion Barber runs the ball during a game against the Arizona Cardinals at University of Phoenix Stadium in Glendale, Arizona on December 25, 2010. (Gary A. Vasquez/NFL)

Carolina Panthers cornerback Captain Munnerlyn (41) tackles Pittsburgh Steelers tight end Heath Miller (83) during the first quarter of an NFL football game, Thursday, Dec. 23, 2010, in Pittsburgh. The Steelers won 27-3. (AP Photo/Don Wright)

Arizona Cardinals cornerback Trumaine McBride (23) tackles Dallas Cowboys cornerback Bryan McCann (37) on a punt return during the first quarter of an NFL football game Saturday, Dec. 25, 2010, in Glendale, Ariz. (AP Photo/Matt York)

Arizona Cardinals cornerback Dominique Rodgers-Cromartie (20) intercepts as pass intended for Dallas Cowboys wide receiver Miles Austin (19) during the first quarter of an NFL football game Saturday, Dec. 25, 2010, in Glendale, Ariz. Rodgers-Cromartie ran the interception back for a touchdown.(AP Photo/Ross D. Franklin)

Kansas City Chiefs running back Jamaal Charles (25) crosses the goal line before being hit by Tennessee Titans linebacker Gerald McRath (51) during the first half of an NFL football game between the at Arrowhead Stadium in Kansas City, Mo., Sunday, Dec. 26, 2010. (AP Photo/Orlin Wagner)

Chicago Bears running back Matt Forte (22) eludes a tackle by New York Jets cornerback Dwight Lowery (26) on the way to a 22-yard touchdown run in the first half of an NFL football game in Chicago, Sunday, Dec. 26, 2010. (AP Photo/Nam Y. Huh)

New England Patriots running back BenJarvus Green-Ellis (42) breaks away from Buffalo Bills defender Donte Whitner (20) during the first half of an NFL football game in Orchard Park, N.Y., Sunday, Dec. 26, 2010. (AP Photo/Mike Groll)

San Francisco 49ers quarterback Troy Smith, right, throws as he is hit by St. Louis Rams defensive end James Hall, left, during the second quarter of an NFL football game Sunday, Dec. 26, 2010, in St. Louis. Smith fumbled on the play but the 49ers recovered. (AP Photo/Seth Perlman)

Chicago Bears quarterback Jay Cutler (6) rushes for a touchdown past New York Jets' Bryan Thomas (58) and Mike Devito (70) in the first half an NFL football game in Chicago, Sunday, Dec. 26, 2010. (AP Photo/Darron Cummings)

Miami Dolphins wide receiver Davone Bess (15) prepares to make a catch for a touchdown as Detroit Lions cornerback Amari Spievey (42) defends in the second quarter of an NFL football game in Miami, Sunday, Dec. 26, 2010. (AP Photo/Han Deryk)

Jacksonville Jaguars defensive end Austen Lane (92) applies pressure to Washington Redskins quarterback Rex Grossman (8) during the first half of an NFL football game in Jacksonville, Fla., Sunday, Dec. 26, 2010.(AP Photo/Reinhold Matay)

Chicago Bears wide receiver Rashied Davis (81) is tackled by New York Jets safety James Ihedigbo (44) in the first half an NFL football game in Chicago, Sunday, Dec. 26, 2010. (AP Photo/Nam Y. Huh)

Chicago Bears cornerback Tim Jennings (26) forces New York Jets wide receiver Santonio Holmes (10) to fumble in the first half an NFL football game in Chicago, Sunday, Dec. 26, 2010. The Bears recovered the ball. (AP Photo/Nam Y. Huh)

Buffalo Bills' Steve Johnson (13) can't make the catch under pressure from New England Patriots' Kyle Arrington (27) during the first half of an NFL football game in Orchard Park, N.Y., Sunday, Dec. 26, 2010. (AP Photo/David Duprey)

Seattle Seahawks wide receiver Mike Williams (17) gets dragged down short of the end zone by Tampa Bay Buccaneers cornerback E.J. Biggers (31) during the first quarter of an NFL football game Sunday, Dec. 26, 2010, in Tampa, Fla. (AP Photo/Margaret Bowles)

Green Bay Packers' James Jones celebrates with fans after catching a 3-yard touchdown pass during the first half of an NFL football game against the New York Giants on Sunday, Dec. 26, 2010, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

St. Louis Rams wide receiver Brandon Gibson (11) cannot quite reach an incomplete pass as San Francisco 49ers safety Dashon Goldson, left, and Nate Clements defend during the fourth quarter of an NFL football game Sunday, Dec. 26, 2010, in St. Louis. The Rams won 25-17. (AP Photo/Jeff Roberson)

Detroit Lions' Jahvid Best scores a touchdown against the Miami Dolphins during a Sunday, Dec. 26, 2010 NFL football game in Miami. The Lions won 34-27. (AP Photo/J Pat Carter)

New England Patriots tight end Rob Gronkowski, left, gets past Buffalo Bills cornerback Leodis McKelvin for a touchdown during the first half of an NFL football game in Orchard Park, N.Y., on Sunday, Dec. 26, 2010. New England won 34-3. (AP Photo/Don Heupel)

Washington Redskins place kicker Graham Gano (4) celebrates after kicking the game-winning field goal in the overtime period of an NFL football game against the Jacksonville Jaguars in Jacksonville, Fla., Sunday, Dec. 26, 2010. The Redskins won 20-17. (AP Photo/Phelan M. Ebenhack)

Detroit Lions wide receiver Calvin Johnson makes a catch for a first down as Miami Dolphins safety Tyrone Culver (29) defends in the third quarter during an NFL football game in Miami, Sunday, Dec. 26, 2010. (AP Photo/J Pat Carter)

Baltimore Ravens cornerback Chris Carr (25) breaks up a pass for Cleveland Browns wide receiver Chansi Stuckey (83) in the third quarter of an NFL football game Sunday, Dec. 26, 2010, in Cleveland. (AP Photo/Tony Dejak)

Baltimore Ravens safety Ed Reed (20) intercepts a pass intended for Cleveland Browns wide receiver Mohamed Massaquoi (11) in the fourth quarter of their NFL football game on Sunday, Dec. 26, 2010, in Cleveland. Ravens cornerback Lardarius Webb (21) looks on. (AP Photo/Amy Sancetta)

Kansas City Chiefs running back Jamaal Charles (25) catches a touchdown pass before being hit by Tennessee Titans linebacker Gerald McRath (51) during the first half of an NFL football game between the at Arrowhead Stadium in Kansas City, Mo., Sunday, Dec. 26, 2010. (AP Photo/Orlin Wagner)

Cleveland Browns tight end Benjamin Watson (82) is tripped by Baltimore Ravens cornerback Lardarius Webb (21) after catching a pass in the fourth quarter of an NFL football game Sunday, Dec. 26, 2010, in Cleveland. The Ravens won 20-10. (AP Photo/Mark Duncan)

Tennessee Titans kick returner Marc Mariani (83) is wrapped up by Kansas City Chiefs special teams players Verran Tucker (15) and Ricky Price (35) during the first half of an NFL football game at Arrowhead Stadium in Kansas City, Mo., Sunday, Dec. 26, 2010. (AP Photo/Ed Zurga)

Philadelphia Eagles' Brent Celek (87) is tackled by Minnesota Vikings' Asher Allen (21) and Jamarca Sanford (33) in the first half of an NFL football game, Tuesday, Dec. 28, 2010, in Philadelphia. (AP Photo/Miles Kennedy)

Philadelphia Eagles wide receiver Jason Avant (81) cannot hang on to a pass as Minnesota Vikings' Jamarca Sanford (33) and E.J. Henderson (56) defend in the first half of an NFL football game, Tuesday, Dec. 28, 2010, in Philadelphia. (AP Photo/Michael Perez)