Green Bay Packers running back Eddie Lacy (27) runs with the football as he is tackled by several Minnesota Vikings defenders.

Minnesota Vikings quarterback Christian Ponder (7) runs with the football as he looks for a receiver down field.

Dallas Cowboys wide receiver Dez Bryant (88) grabs a pass over Houston Texans' Johnathan Joseph (24) in overtime.

Dallas Cowboys outside linebacker Justin Durant (52) tackles Houston Texans running back Arian Foster (23) during the first half.

Buffalo Bills kicker Dan Carpenter (2) boots a game-winning field goal in the fourth quarter.

Detroit Lions wide receiver Golden Tate (15) avoids a tackle by Buffalo Bills defensive back Nickell Robey (37) during the third quarter.

Tennessee Titans quarterback Jake Locker (10) scrambles 11 yards for a touchdown as he is chased by Cleveland Browns defensive back K'Waun Williams (36) in the second quarter.

Indianapolis Colts quarterback Andrew Luck celebrates a touchdown against the Baltimore Ravens during the second half.

Baltimore Ravens inside linebacker C.J. Mosley (57) runs after intercepting a pass by Indianapolis Colts quarterback Andrew Luck during the second half.

Tampa Bay Buccaneers running back Bobby Rainey (43) leaps into the end zone on a touchdown as New Orleans Saints cornerback Corey White (24) pursues in the second half.

New Orleans Saints cornerback Patrick Robinson (21) intercepts a pass intended for Tampa Bay Buccaneers wide receiver Louis Murphy (18) in the first half.

New York Giants wide receiver Odell Beckham (13) makes a touchdown catch on a pass from quarterback Eli Manning as Atlanta Falcons cornerback Robert Alford defends during the second half.

Atlanta Falcons running back Antone Smith runs uncontested while scoring on a touchdown reception during the second half

St. Louis Rams' quarterback Austin Davis passes during the first half of an NFL football game against the Philadelphia Eagles.

Philadelphia Eagles' Riley Cooper (14) pulls in a touchdown pass against St. Louis Rams' Janoris Jenkins (21) during the first half.

Carolina Panthers' Jason Avant (81) reaches for a catch as Chicago Bears' Tim Jennings (26) defends during the second half.

Chicago Bears' Alshon Jeffery (17) catches a pass as Carolina Panthers' Josh Norman (24) defends during the first half.

Pittsburgh Steelers running back Le'Veon Bell (26) breaks away from Jacksonville Jaguars strong safety Josh Evans for yardage during the first half.

Jacksonville Jaguars quarterback Blake Bortles (5) scrambles for yardage as he is pressured by Pittsburgh Steelers inside linebacker Sean Spence.

Denver Broncos wide receiver Demaryius Thomas (88) celebrates his touchdown with fans against the Arizona Cardinals during the first half.

Arizona Cardinals wide receiver Larry Fitzgerald (11) pulls down a catch as Denver Broncos cornerback Aqib Talib (21) defends during the first half

San Diego Chargers quarterback Philip Rivers passes against the New York Jets during the first half.

New York Jets quarterback Michael Vick throws against the San Diego Chargers during the second half.

San Francisco 49ers running back Frank Gore (21) runs against the Kansas City Chiefs during the fourth quarter.

Kansas City Chiefs wide receiver Dwayne Bowe (82) cannot catch a pass in front of San Francisco 49ers defensive back Perrish Cox (20) during the second quarter.

New England Patriots tight end Rob Gronkowski celebrates his touchdown catch against the Cincinnati Bengals in the second half.

Cincinnati Bengals wide receiver A.J. Green (18) catches a touchdown pass in front of New England Patriots cornerback Logan Ryan (26) in the second half.