Carolina Panthers running back DeAngelo Williams (34) breaks a tackle from San Francisco 49ers cornerback Tarell Brown (25) and scores a touchdown during the NFL game between the Carolina Panthers and the San Francisco 49ers on Sunday, Nov. 10, 2013 at the Candlestick Park in San Francisco. (Ric Tapia/NFL)

Carolina Panthers quarterback Cam Newton (1) and Carolina Panthers quarterback Derek Anderson (3) celebrate during the NFL game between the Carolina Panthers and the San Francisco 49ers on Sunday, Nov. 10, 2013 at the Candlestick Park in San Francisco. (Ric Tapia/NFL)

New Orleans Saints running back Mark Ingram (22) celebrates in the end zone with teammates during an NFL football game against the Dallas Cowboys at the Mercedes-Benz Superdome on Sunday November 10, 2013 in New Orleans, Louisiana. New Orleans won 49-17. (Aaron M. Sprecher/NFL)

Seattle Seahawks running back Marshawn Lynch (24) scores a touchdown against Atlanta Falcons free safety Thomas DeCoud (28)during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/David Goldman)

Eddie Lacy leaps over Philadelphia Eagles' Connor Barwin during the second half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Morry Gash)

Pittsburgh Steelers' Antonio Brown (84) dives for more yards as Buffalo Bills' Chris Hogan (15) tackles him on a punt return with Arthur Moats (52) behind him during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Pittsburgh. (AP Photo/Gene J. Puskar)

St. Louis Rams cornerback Trumaine Johnson, center, celebrates an interception with teammates James Laurinaitis (55) and free safety Rodney McLeod during the second half of an NFL football game against the Indianapolis Colts in Indianapolis, Sunday, Nov. 10, 2013. (AP Photo/AJ Mast)

Seattle Seahawks wide receiver Golden Tate (81) makes a touch-down catch against Atlanta Falcons cornerback Robert Alford (23) during the first half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/John Bazemore)

Baltimore Ravens inside linebacker Josh Bynes wraps up Cincinnati Bengals wide receiver Brandon Tate during the first half of a NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Nick Wass)

Atlanta Falcons wide receiver Roddy White (84) moves the ball against Seattle Seahawks free safety Earl Thomas (29) and Seattle Seahawks cornerback Brandon Browner, bottom, during the first half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/John Bazemore)

Baltimore Ravens wide receiver Torrey Smith can't hang onto a pass under pressure from Cincinnati Bengals cornerback Terence Newman (23) during the first half of a NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Nick Wass)

New York Giants wide receiver Rueben Randle, left, catches a touchdown pass as Oakland Raiders cornerback Mike Jenkins (21) defends on the play during the first half of an NFL football game on Sunday, Nov. 10, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Pittsburgh Steelers' Jerricho Cotchery pulls in a touchdown pass during the first half of an NFL football game against the Buffalo Bills, Sunday, Nov. 10, 2013, in Pittsburgh. (AP Photo/Don Wright)

Baltimore Ravens guard Marshal Yanda picks up wide receiver Torrey Smith after Smith pulls in a touchdown pass during the first half of a NFL football game against the Cincinnati Bengals in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Patrick Semansky)

Green Bay Packers' Jordy Nelson catches a pass in front of Philadelphia Eagles' Brandon Boykin during the first half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Tom Lynn)

Seattle Seahawks running back Marshawn Lynch (24) runs into Atlanta Falcons outside linebacker Joplo Bartu (59) during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/David Goldman)

Jacksonville Jaguars running back Jordan Todman scores a touchdown on a 5-yard run against the Tennessee Titans in the third quarter of an NFL football game on Sunday, Nov. 10, 2013, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Buffalo Bills' Stevie Johnson (13) is sent flying by a Pittsburgh Steelers' William Gay (22) as Troy Polamalu (43) looks on during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Pittsburgh. (AP Photo/Don Wright)

New York Giants running back Andre Brown celebrates after scoring a touchdown against the Oakland Raiders during the second half of an NFL football game, Sunday, Nov. 10, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Green Bay Packers' Ryan Taylor dives to recover his own fumble in front of Philadelphia Eagles' Patrick Chung during the second half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Morry Gash)

Oakland Raiders quarterback Terrelle Pryor (2) tries to avoid being hit by New York Giants defensive end Justin Tuck (91) during the second half of an NFL football game, Sunday, Nov. 10, 2013, in East Rutherford, N.J. (AP Photo/Kathy Willens)

Pittsburgh Steelers' Ryan Clark runs onto the field before an NFL football game against the Buffalo Bills, Sunday, Nov. 10, 2013, in Pittsburgh. (AP Photo/Gene J. Puskar)

Chicago Bears wide receiver Brandon Marshall (15) makes a touchdown reception against Detroit Lions cornerback Darius Slay (30) during the first half of an NFL football game on Sunday, Nov. 10, 2013, in Chicago. (AP Photo/Charles Rex Arbogast)

Seattle Seahawks running back Marshawn Lynch (24) works against Atlanta Falcons cornerback Desmond Trufant (21) during the first half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/David Goldman)

Cincinnati Bengals quarterback Andy Dalton passes the ball as Baltimore Ravens outside linebacker Elvis Dumervil (58) closes in during the first half of a NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Patrick Semansky)

New York Giants safety Cooper Taylor (30) picks up a blocked punt before running in for a touchdown against the Oakland Raiders during the first half of an NFL football game, Sunday, Nov. 10, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Detroit Lions wide receiver Jeremy Ross (12) and Chicago Bears safety Major Wright (21) go after a loose ball during the first half of an NFL football game, Sunday, Nov. 10, 2013, in Chicago. (AP Photo/Nam Y. Huh)

Seattle Seahawks quarterback Russell Wilson (3) works as Atlanta Falcons defensive tackle Jonathan Babineaux (95) pursues during the first half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/David Goldman)

Green Bay Packers' Andrew Quarless is tripped up by Philadelphia Eagles' Roc Carmichael (21) after a catch during the first half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Mike Roemer)

Green Bay Packers' Datone Jones tackles Philadelphia Eagles quarterback Nick Foles during the first half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Morry Gash)

Jacksonville Jaguars running back Maurice Jones-Drew (32) gets past Tennessee Titans defenders Karl Klug (97) and Jurrell Casey (99) to score a touchdown on a 6-yard run in the first quarter of an NFL football game on Sunday, Nov. 10, 2013, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Cincinnati Bengals running back BenJarvus Green-Ellis (42)carries the ball for short yardage past Baltimore Ravens outside linebacker Terrell Suggs, left, and inside linebacker Jameel McClain, right, during the first half of an NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Patrick Semansky)

Indianapolis Colts quarterback Andrew Luck, right, along with a member of the military is introduced before an NFL football game against the St. Louis Rams as part of the NFL's Salute to Service in Indianapolis, Sunday, Nov. 10, 2013. (AP Photo/Darron Cummings)

Philadelphia Eagles' Riley Cooper reacts as he crosses the goal line after catching a 32-yard touchdown pass during the second half of an NFL football game against the Green Bay Packers Sunday, Nov. 10, 2013, in Green Bay, Wis. The Eagles won 27-13. (AP Photo/Mike Roemer)

Cincinnati Bengals wide receiver A.J. Green pulls in a pass under pressure from Baltimore Ravens strong safety James Ihedigbo during the second half of a NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Nick Wass)

Detroit Lions wide receiver Calvin Johnson (81) makes a touchdown reception in front of Chicago Bears cornerback Charles Tillman (33) during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Chicago. The Lions won 21-19. (AP Photo/Charles Rex Arbogast)

Cincinnati Bengals quarterback Andy Dalton is sacked by Baltimore Ravens defensive end DeAngelo Tyson during the second half of a NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Gail Burton)

Pittsburgh Steelers' Heath Miller, left, cannot catch a pass as Buffalo Bills' Aaron Williams defends during the second half of an NFL football game on Sunday, Nov. 10, 2013, in Pittsburgh. (AP Photo/Don Wright)

Cincinnati Bengals running back Gio Bernard (25) breaks a tackle from Baltimore Ravens cornerback Jimmy Smith and scores a touchdown during the second half of an NFL football game in Baltimore, Sunday, Nov. 10, 2013. (AP Photo/Nick Wass)

Atlanta Falcons wide receiver Harry Douglas (83) makes the catch against Seattle Seahawks cornerback Walter Thurmond (28) during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Atlanta. (AP Photo/John Bazemore)

Oakland Raiders quarterback Terrelle Pryor (2) is hit by New York Giants outside linebacker Keith Rivers (55) during the second half of an NFL football game on Sunday, Nov. 10, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Indianapolis Colts running back Donald Brown scores a touchdown in front of St. Louis Rams middle linebacker James Laurinaitis, left, during the second half of an NFL football game in Indianapolis, Sunday, Nov. 10, 2013. (AP Photo/AJ Mast)

St. Louis Rams cornerback Trumaine Johnson, (22) intercepts a pass intended for Indianapolis Colts wide receiver Darrius Heyward-Bey during the second half of an NFL football game in Indianapolis, Sunday, Nov. 10, 2013. (AP Photo/AJ Mast)

Houston Texans quarterback Case Keenum (7) is hit by Arizona Cardinals linebacker Marcus Benard during the first half of an NFL football game Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Denver Broncos wide receiver Eric Decker breaks away from San Diego Chargers defensive back Jahleel Addae after catching a pass during second quarter of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Denis Poroy)

Denver Broncos cornerback Kayvon Webster, right, breaks up a pass intended for San Diego Chargers wide receiver Vincent Brown in the end zone during the second quarter of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Denis Poroy)

Carolina Panthers free safety Mike Mitchell (21) celebrates by "Kaepernicking" during the NFL game between the Carolina Panthers and the San Francisco 49ers on Sunday, Nov. 10, 2013 at the Candlestick Park in San Francisco. (Ric Tapia/NFL)

Houston Texans tight end Ryan Griffin celebrates his touchdown against the Arizona Cardinals during the first half of an NFL football game Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Arizona Cardinals quarterback Carson Palmer (3) throws under pressure from Houston Texans defensive end J.J. Watt (99) during the first half of an NFL football game Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Houston Texans running back Ben Tate, left, is tackled by Arizona Cardinals free safety Tyrann Mathieu, right, during the first half of an NFL football game Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Houston Texans wide receiver Andre Johnson, left, makes a touchdown catch as Arizona Cardinals cornerback Patrick Peterson defends during the first half of an NFL football game Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Denver Broncos tight end Julius Thomas crosses the goal line ahead of San Diego Chargers strong safety Marcus Gilchrist with an 85 yard touchdown reception in the first quarter of an NFL football game Sunday Nov. 10, 2013 in San Diego. (AP Photo/Lenny Ignelzi)

Arizona Cardinals outside linebacker Matt Shaughnessy (91) runs back a fumble for a touchdown against the Houston Texans during the first half of an NFL football game, Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Matt York)

Pittsburgh Steelers cornerback Ike Taylor (24), defensive end Ziggy Hood (96), and outside linebacker Jarvis Jones (95) tackle Buffalo Bills wide receiver Marquise Goodwin (88) during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Pittsburgh. Pittsburgh won 23-10. (AP Photo/Don Wright)

San Diego Chargers running back Ryan Mathews (24) goes over the top of the Denver Broncos defense to score a touchdown during the second half of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Gregory Bull)

San Francisco 49ers quarterback Colin Kaepernick (7) during the NFL game between the Carolina Panthers and the San Francisco 49ers on Sunday, Nov. 10, 2013 at the Candlestick Park in San Francisco. (Ric Tapia/NFL)

Carolina Panthers quarterback Cam Newton (1) is pressured by San Francisco 49ers outside linebacker Ahmad Brooks (55) during the NFL game between the Carolina Panthers and the San Francisco 49ers on Sunday, Nov. 10, 2013 at the Candlestick Park in San Francisco. (Ric Tapia/NFL)

Carolina Panthers cornerback Captain Munnerlyn (41) breaks up a pass during the NFL game between the Carolina Panthers and the San Francisco 49ers on Sunday, Nov. 10, 2013 at the Candlestick Park in San Francisco. (Ric Tapia/NFL)

San Diego Chargers quarterback Philip Rivers prepares to deliver a straight arm as he scrambles away from Denver Broncos Terrance Knighton during the second half of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Gregory Bull)

Carolina Panthers free safety Mike Mitchell (21) celebrates after cornerback Drayton Florence, bottom, intercepted a pass by San Francisco 49ers quarterback Colin Kaepernick during the fourth quarter of an NFL football game in San Francisco, Sunday, Nov. 10, 2013. The Panthers won 10-9. (AP Photo/Ben Margot)

Denver Broncos quarterback Peyton Manning fumbles as he is hit by San Diego Chargers outside linebacker Tourek Williams during the third quarter of a NFL football game Sunday, Nov. 10, 2013, in San Diego. The Chargers recovered the fumble and scored a touchdown a few plays later. (AP Photo/Denis Poroy)

Houston Texans' D.J. Swearinger (36) intercepts a pass intended for Arizona Cardinals' Rob Housler during the first half of an NFL football game on Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

San Diego Chargers running back Ryan Mathews celebrates with tackle D.J. Fluker after scoring a touchdown against the Denver Broncos during the second half of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Gregory Bull)

New Orleans Saints running back Pierre Thomas (23) crosses the goal with guard Brian Waters (64) on his touchdown carry in the first half of an NFL football game in New Orleans, Sunday, Nov. 10, 2013. (AP Photo/Dave Martin)

New Orleans Saints running back Darren Sproles celebrates his touchdown in the first half of an NFL football game against the Dallas Cowboys in New Orleans, Sunday, Nov. 10, 2013. (AP Photo/Dave Martin)

New Orleans Saints running back Pierre Thomas (23) carries against defensive back Jeff Heath (38) on a touchdown carry in the first half of an NFL football game in New Orleans, Sunday, Nov. 10, 2013. (AP Photo/Dave Martin)

Dallas Cowboys running back DeMarco Murray (29) scores a touchdown in front of New Orleans Saints outside linebacker Will Herring in the first half of an NFL football game in New Orleans, Sunday, Nov. 10, 2013. (AP Photo/Dave Martin)

San Diego Chargers wide receiver Vincent Brown, left, tries to grab a dropped ball along with Denver Broncos cornerback Kayvon Webster, center, and free safety Rahim Moore, right, during the second half of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Gregory Bull)

San Diego Chargers wide receiver Vincent Brown, left, drops a pass in the end zone under pressure by Denver Broncos cornerback Kayvon Webster, right, during the second half of a NFL football game Sunday, Nov. 10, 2013, in San Diego. (AP Photo/Gregory Bull)

Dallas Cowboys defensive back Jeff Heath, left, tries to tackle New Orleans Saints wide receiver Marques Colston on a touchdown reception in the first half of an NFL football game in New Orleans, Sunday, Nov. 10, 2013. (AP Photo/Bill Haber)

Dallas Cowboys free safety Barry Church (42) dives to recover a kick in the second half of an NFL football game against the New Orleans Saints in New Orleans, Sunday, Nov. 10, 2013. (AP Photo/Dave Martin)

New Orleans Saints quarterback Drew Brees (9) celebrates after throwing a touchdown pass during an NFL football game against the Dallas Cowboys at the Mercedes-Benz Superdome on Sunday November 10, 2013 in New Orleans, Louisiana. New Orleans won 49-17. (Aaron M. Sprecher/NFL)

Philadelphia Eagles' DeSean Jackson (10) catches a touchdown pass off the deflection of Green Bay Packers' Tramon Williams (38) and Morgan Burnett during the first half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Tom Lynn)

Green Bay Packers' Jarrett Boykin goes up for a pass over Philadelphia Eagles' Cary Williams (26) during the first half of an NFL football game Sunday, Nov. 10, 2013, in Green Bay, Wis. (AP Photo/Mike Roemer)

Washington Redskins tight end Jordan Reed (86) dives to the end zone in front of Minnesota Vikings cornerback Marcus Sherels on an 11-yard touchdown reception in the first half of an NFL football game, Thursday, Nov. 7, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)

Arizona Cardinals wide receiver Larry Fitzgerald (11) can't catch a pass as Houston Texans defensive back Brandon Harris (26) defends during the first half of an NFL football game Sunday, Nov. 10, 2013, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Pittsburgh Steelers cornerback Ike Taylor (24), defensive end Ziggy Hood (96), and outside linebacker Jarvis Jones (95) tackle Buffalo Bills wide receiver Marquise Goodwin (88) during the second half of an NFL football game, Sunday, Nov. 10, 2013, in Pittsburgh. Pittsburgh won 23-10. (AP Photo/Don Wright)

Seattle Seahawks wide receiver Golden Tate (81) celebrates after the second half of an NFL football game against the Atlanta Falcons, Sunday, Nov. 10, 2013, in Atlanta. Seattle Seahawks won 33-10. (AP Photo/John Bazemore)

New York Giants running back Andre Brown (35) is tackled by Oakland Raiders strong safety Brandian Ross (29), outside linebacker Sio Moore (55) cornerback Mike Jenkins (21) and middle linebacker Nick Roach (53) during the first half of an NFL football game on Sunday, Nov. 10, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Minnesota Vikings running back Adrian Peterson, center, celebrates with teammates after scoring on a 1-yard touchdown run during the second half of an NFL football game against the Washington Redskins, Thursday, Nov. 7, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)