Green Bay Packers running back Eddie Lacy (27) celebrates his touchdown against the Dallas Cowboys during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Oakland Raiders wide receiver Andre Holmes, left, catches a pass over Kansas City Chiefs cornerback Marcus Cooper during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Marcio Jose Sanchez)

New York Giants wide receiver Victor Cruz, left, makes a catch as Seattle Seahawks cornerback Jeremy Lane defends on the play during the second half of an NFL football game, Sunday, Dec. 15, 2013, in East Rutherford, N.J. Cruz was banged up on the play and left the game with an injury. (AP Photo/Kathy Willens)

New York Giants strong safety Antrel Rolle, left, intercepts a pass intended for Seattle Seahawks wide receiver Ricardo Lockette, center, as cornerback Trumaine McBride (38) defends on the play during the second half of an NFL football game, Sunday, Dec. 15, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Tampa Bay Buccaneers head coach Greg Schiano, left, is escorted by a security guard off the field following the team's 33-14 loss to the San Francisco 49ers during an NFL football game Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Brian Blanco)

New Orleans Saints quarterback Drew Brees, left, throws under pressure from St. Louis Rams defensive end Robert Quinn during the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in St. Louis. The Rams won 27-16. (AP Photo/Charles Rex Arbogast)

Oakland Raiders wide receiver Andre Holmes, left, catches a pass over Kansas City Chiefs cornerback Marcus Cooper during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Ben Margot)

Cincinnati Bengals tight end Tyler Eifert, right, makes a catch for a touchdown in front of Pittsburgh Steelers free safety Ryan Clark in the second half of an NFL football game on Sunday, Dec. 15, 2013, in Pittsburgh. (AP Photo/Don Wright)

Former Pittsburgh Steelers cornerback Mel Blount greets members of the one time Pittsburgh Steelers cheerleaders, the Steelerettes, before an NFL football game between the Pittsburgh Steelers and the Cincinnati Bengals on Sunday, Dec. 15, 2013 in Pittsburgh. (AP Photo/Gene J. Puskar)

Cincinnati Bengals cornerback Adam Jones (24) intercepts a pass intended for Pittsburgh Steelers wide receiver Emmanuel Sanders (88) in the third quarter of an NFL football game in Pittsburgh, Sunday, Dec. 15, 2013. (AP Photo/Gene J. Puskar)

Pittsburgh Steelers head coach Mike Tomlin watches his team in the first half of an NFL football game between the Steelers and the Cincinnati Bengals on Sunday, Dec. 15, 2013, in Pittsburgh. (AP Photo/Gene J. Puskar)

Cincinnati Bengals running back Gio Bernard (25) gets hit by Pittsburgh Steelers defensive end Ziggy Hood, top left, as he scores a touchdown in the first half of an NFL football game in Pittsburgh, Sunday, Dec. 15, 2013. (AP Photo/Gene J. Puskar)

After intercepting the ball from Dallas Cowboys quarterback Tony Romo, Green Bay Packers cornerback Tramon Williams (38) celebrates with defensive end Datone Jones (95) during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. Green Bay won 37-36. (AP Photo/Tony Gutierrez)

Green Bay Packers cornerback Tramon Williams (38) runs back an interception from Dallas Cowboys quarterback Tony Romo as running back DeMarco Murray (29) defends during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. Green Bay won 37-36. (AP Photo/Tony Gutierrez)

Kansas City Chiefs running back Jamaal Charles (25) celebrates his touchdown run during the NFL regular season game between the Kansas City Chiefs and the Oakland Raiders on Sunday, Dec. 15, 2013 at the O.co Coliseum in Oakland, Calif. (Ric Tapia/NFL)

Arizona Cardinals kicker Jay Feely (4) celebrates after kicking a 41-yard field goal in overtime against the Tennessee Titans to give the Cardinals a 37-34 win in an NFL football game Sunday, Dec. 15, 2013, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Green Bay Packers running back Eddie Lacy (27) goes over the top to score a touchdown against the Dallas Cowboys during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

Green Bay Packers running back Eddie Lacy (27) scores a touchdown against the Dallas Cowboys during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tony Gutierrez)

St. Louis Rams cornerback Janoris Jenkins (21) knocks away a pass intended for New Orleans Saints wide receiver Marques Colston during the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in St. Louis. The Rams won the game 27-16. (AP Photo/Charles Rex Arbogast)

Tennessee Titans wide receiver Michael Preston (14) scores a touchdown on an 8-yard pass play as he is defended by Arizona Cardinals cornerback Patrick Peterson (21) with 37 seconds left in the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in Nashville, Tenn. The extra point tied the game to send it into overtime. (AP Photo/Wade Payne)

Green Bay Packers cornerback Sam Shields (37) makes an interception run as defensive end Josh Boyd (93), defensive end B.J. Raji (90) and cornerback Tramon Williams (38) follow during the second half of an NFL football game against the Dallas Cowboys, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

New Orleans Saints running back Pierre Thomas, right, runs with the ball for an 8-yard gain past St. Louis Rams linebacker James Laurinaitis during the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in St. Louis. (AP Photo/Charles Rex Arbogast)

Tennessee Titans wide receiver Michael Preston (14) catches a 10-yard pass for a touchdown as he is defended by Arizona Cardinals cornerback Antoine Cason (20) in the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in Nashville, Tenn. (AP Photo/Wade Payne)

Arizona Cardinals inside linebacker Daryl Washington (58) breaks up a pass intended for Tennessee Titans fullback Quinn Johnson (45) in the fourth quarter of an NFL football game on Sunday, Dec. 15, 2013, in Nashville, Tenn. (AP Photo/Mark Zaleski)

Kansas City Chiefs running back Knile Davis (34) celebrates with running back Cyrus Gray (32) after running for a 17-yard touchdown during the fourth quarter of an NFL football game against the Oakland Raiders in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Marcio Jose Sanchez)

Dallas Cowboys wide receiver Dez Bryant (88) pulls in a touchdown pass over Green Bay Packers inside linebacker A.J. Hawk (50) and free safety M.D. Jennings (43) as Cowboys' wide receiver Miles Austin (19) looks on during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

A Jacksonville Jaguars cheerleader performs during the second half of an NFL football game against the Buffalo Bills in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/Phelan M. Ebenhack)

Dallas Cowboys cheerleaders line up to perform at halftime during an NFL football game between the Green Bay Packers and Dallas Cowboys Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

New Orleans Saints quarterback Drew Brees, top, leaps into the end zone for a 1-yard touchdown run during the fourth quarter of an NFL football game against the St. Louis Rams, Sunday, Dec. 15, 2013, in St. Louis. (AP Photo/Tom Gannam)

Kansas City Chiefs tight end Sean McGrath (84) celebrates with tight end Dominique Jones (46) after scoring on a 6-yard touchdown reception from quarterback Alex Smith during the third quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Ben Margot)

Carolina Panthers' Captain Munnerlyn (41) celebrates his interception return for a touchdown against the New York Jets during the second half of an NFL football game in Charlotte, N.C., Sunday, Dec. 15, 2013. (AP Photo/Bob Leverone)

Dallas Cowboys wide receiver Dez Bryant (88) misses a pass as Green Bay Packers strong safety Morgan Burnett (42) defends during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Kansas City Chiefs running back Jamaal Charles (25) runs against Oakland Raiders cornerback Charles Woodson during the second quarter of an NFL football game in Oakland, Calif., Sunday, Dec. 15, 2013. (AP Photo/Ben Margot)

St. Louis Rams tight end Lance Kendricks celebrates after catching a 4-yard touchdown pass during the first quarter of an NFL football game against the New Orleans Saints, Sunday, Dec. 15, 2013, in St. Louis. (AP Photo/Tom Gannam)

Green Bay Packers quarterback Matt Flynn (10) talks with head coach Mike McCarthy during the first half of an NFL football game against the Dallas Cowboys, Sunday, Dec. 15, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

New Orleans Saints wide receiver Kenny Stills, top, is upended by St. Louis Rams safety Rodney McLeod after catching a 20-yard pass during the first quarter of an NFL football game Sunday, Dec. 15, 2013, in St. Louis. (AP Photo/Tom Gannam)

San Francisco 49ers free safety Eric Reid (35) intercepts a pass by Tampa Bay Buccaneers quarterback Mike Glennon during the fourth quarter of an NFL football game, Sunday, Dec. 15, 2013, in Tampa, Fla. The 49ers defeated the Buccaneers 33-14. Looking on is teammate Carlos Rogers (22). (AP Photo/Chris O'Meara)

Miami Dolphins Michael Thomas, center, is congratulated by teammates Chris Clemons (30), left, and Jelani Jenkins (53) after Thomas intercepted a pass intended for New England Patriots wide receiver Austin Collie (10) during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Miami Gardens, Fla. The Dolphins defeated the Patriots 24-20. (AP Photo/J Pat Carter)

Atlanta Falcons defensive tackle Corey Peters (91) celebrates after the second half of an NFL football game against the Washington Redskins, Sunday, Dec. 15, 2013, in Atlanta. The Atlanta Falcons won 27-26. (AP Photo/John Bazemore)

Carolina Panthers' DeAngelo Williams, right, is hit by New York Jets' Dee Milliner (27) during the first half of an NFL football game in Charlotte, N.C., Sunday, Dec. 15, 2013. (AP Photo/Chuck Burton)

Buffalo Bills cornerback Stephon Gilmore (24) intercepts a pass in the end zone intended for Jacksonville Jaguars running back Jordan Todman (30) during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Jacksonville, Fla. The Bills beat the Jaguars 27-20. (AP Photo/Stephen Morton)

Washington Redskins wide receiver Pierre Garcon (88) makes a catch against Atlanta Falcons cornerback Desmond Trufant (21) during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. Moss scored a touchdown on the play. (AP Photo/David Goldman)

New York Jets quarterback Geno Smith (7) is pushed out of bounds by Carolina Panthers' Quintin Mikell (27) during the first half of an NFL football game in Charlotte, N.C., Sunday, Dec. 15, 2013. (AP Photo/Mike McCarn)

Chicago Bears wide receiver Earl Bennett celebrates after catching a four-yard touchdown pass against the Cleveland Browns in the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in Cleveland. (AP Photo/David Richard)

San Francisco 49ers' Kendall Hunter (32) dives into the end zone to score on a fumble by Tampa Bay Buccaneers' Russell Shepard (89) on a kickoff during the fourth quarter of an NFL football game Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Chris O'Meara)

Miami Dolphins running back Marcus Thigpen (34) scores a touchdown during the second half of an NFL football game against the New England Patriots, Sunday, Dec. 15, 2013, in Miami Gardens, Fla. (AP Photo/Lynne Sladky)

Minnesota Vikings wide receiver Cordarrelle Patterson (84) catches a 5-yard touchdown pass in front of Philadelphia Eagles cornerback Cary Williams (26) during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)

Philadelphia Eagles quarterback Nick Foles (9) is sacked by Minnesota Vikings defensive end Jared Allen during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Minneapolis. (AP Photo/Ann Heisenfelt)

Chicago Bears wide receiver Alshon Jeffery catches a 45-yard touchdown pass against Cleveland Browns free safety Tashaun Gipson in the second half of an NFL football game Sunday, Dec. 15, 2013, in Cleveland. (AP Photo/Mark Duncan)

New England Patriots wide receiver Julian Edelman (11) spikes the ball after scoring a touchdown during the second half of an NFL football game against the Miami Dolphins Sunday, Dec. 15, 2013, in Miami Gardens, Fla. (AP Photo/J Pat Carter)

Tampa Bay Buccaneers quarterback Mike Glennon (8) fires the football as he is about to be hit by San Francisco 49ers outside linebacker Aldon Smith (99) during the third quarter of an NFL football game Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Reinhold Matay)

Atlanta Falcons tight end Tony Gonzalez (88) is stopped near the goal line by Washington Redskins cornerback Josh Wilson (26) during the second half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Jacksonville Jaguars running back Denard Robinson fumbles the ball just before crossing the goal line as he is hit by Buffalo Bills free safety Aaron Williams (23) during the second half of an NFL football game in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/Stephen Morton)

Miami Dolphins wide receiver Mike Wallace (11) runs for a touchdown as New England Patriots strong safety Steve Gregory (28) can't keep up during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Miami Gardens, Fla. (AP Photo/J Pat Carter)

Buffalo Bills wide receiver Robert Woods (10) dives over the goal line past Jacksonville Jaguars middle linebacker Paul Posluszny (51) for a touchdown on a 7-yard pass play during the first half of an NFL football game in Jacksonville, Fla., Sunday, Dec. 15, 2013.(AP Photo/Phelan M. Ebenhack)

Tampa Bay Buccaneers wide receiver Vincent Jackson (83) is grabbed by San Francisco 49ers cornerback Tarell Brown (25) as he pulls in an 11-yard touchdown pass during the second quarter of an NFL football game, Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Brian Blanco)

New England Patriots tight end Michael Hoomanawanui (47) grabs a touchdown pass as Miami Dolphins outside linebacker Philip Wheeler (52) defends during the first half of an NFL football game on Sunday, Dec. 15, 2013, in Miami Gardens, Fla. (AP Photo/Lynne Sladky)

Washington Redskins wide receiver Santana Moss (89) celebrates his touchdown against the Atlanta Falcons during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/David Goldman)

Tampa Bay Buccaneers defensive end Adrian Clayborn (94) sacks San Francisco 49ers quarterback Colin Kaepernick (7) during the first quarter of an NFL football game, Sunday, Dec. 15, 2013, in Tampa, Fla. (AP Photo/Brian Blanco)

Atlanta Falcons running back Steven Jackson (39) runs into Washington Redskins outside linebacker Brian Orakpo (98) during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Seattle Seahawks running back Marshawn Lynch (24) is hit by New York Giants cornerback Trumaine McBride (38) during the first half of an NFL football game on Sunday, Dec. 15, 2013, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Atlanta Falcons cornerback Robert McClain (27) celebrates picking up a loose ball with Atlanta Falcons outside linebacker Stephen Nicholas (54) ring the first half of an NFL football game against the Washington Redskins, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Washington Redskins running back Alfred Morris (46) is stopped by Atlanta Falcons outside linebacker Paul Worrilow (55) and other Atlanta Falcons team mates during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/David Goldman)

Cleveland Browns free safety Tashaun Gipson (39) intercepts a pass intended for Chicago Bears wide receiver Brandon Marshall (15) in the first quarter of an NFL football game, Sunday, Dec. 15, 2013, in Cleveland. (AP Photo/Tony Dejak)

Atlanta Falcons tight end Tony Gonzalez (88) makes a catch against Washington Redskins strong safety Reed Doughty (37) during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Seattle Seahawks quarterback Russell Wilson (3) fends off New York Giants cornerback Terrell Thomas (24) during the first half of an NFL football game, Sunday, Dec. 15, 2013, in East Rutherford, N.J. (AP Photo/Kathy Willens)

Atlanta Falcons tight end Tony Gonzalez (88) runs into the end zone as Washington Redskins cornerback DeAngelo Hall (23) defends during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/David Goldman)

Indianapolis Colts receiver Griff Whalen, left, celebrates with quarterback Andrew Luck after making touchdown catch against the Houston Texans during the first half of an NFL football game in Indianapolis, Sunday, Dec. 15, 2013. (AP Photo/Darron Cummings)

Indianapolis Colts receiver Griff Whalen makes a catch for a touchdown in front of Houston Texans cornerback Kareem Jackson during the first half of an NFL football game in Indianapolis, Sunday, Dec. 15, 2013. (AP Photo/Darron Cummings)

Atlanta Falcons wide receiver Roddy White (84) makes the catch against Washington Redskins strong safety Brandon Meriweather (31) during the first half of an NFL football game, Sunday, Dec. 15, 2013, in Atlanta. (AP Photo/John Bazemore)

Denver Broncos quarterback Peyton Manning (18) enters the field before the NFL regular season game between the San Diego Chargers and the Denver Broncos on Dec. 12, 2013 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)

San Diego Chargers running back Ryan Mathews (24) breaks through the Denver Broncos defense in the fourth quarter of an NFL football game, Thursday, Dec. 12, 2013, in Denver. (AP Photo/Jack Dempsey)

San Diego Chargers running back Ryan Mathews (24) crosses the goal line ahead of Denver Broncos cornerback Quentin Jammer (23) for a touchdown in the third quarter of an NFL football game, Thursday, Dec. 12, 2013, in Denver. (AP Photo/Joe Mahoney)

Denver Broncos wide receiver Trindon Holliday (11) is tripped up by San Diego Chargers wide receiver Seyi Ajirotutu (16) on a kick-off return in the second quarter of an NFL football game, Thursday, Dec. 12, 2013, in Denver. (AP Photo/Joe Mahoney)

San Diego Chargers wide receiver Keenan Allen scores a touchdown during the NFL regular season game against the Denver Broncos on Dec. 12, 2013 at Sports Authority Field at Mile High in Denver. (Ric Tapia/NFL)