Chicago Bears wide receiver Roy Williams scores a touchdown against Tampa Bay Buccaneers safety Sean Jones during the Pepsi Max International Series game at Wembley Stadium in London on October 23, 2011. (Sean Ryan/NFL)

Cleveland Browns tight end Evan Moore (89) is upended by Seattle Seahawks defensive back Richard Sherman after a catch in the second quarter of an NFL football game Sunday, Oct. 23, 2011, in Cleveland. (AP Photo/Amy Sancetta)

Dallas Cowboys wide receiver Dez Bryant (88) gets extra yards after a catch as teammate Miles Austin (81) blocks against St. Louis Rams cornerback Al Harris (31) and defensive back Josh Gordy (38) during the first half of the NFL football game at Cowboys Stadium in Arlington, Texas, Sunday, Oct. 23, 2011. (AP Photo/Sharon Ellman)

Pittsburgh Steelers outside linebacker LaMarr Woodley (56) celebrates his sack on Arizona Cardinals quarterback Kevin Kolb during the second quarter of an NFL football game, Sunday, Oct. 23, 2011, in Glendale, Ariz. (AP Photo/Paul Connors)

Arizona Cardinals wide receiver Larry Fitzgerald (11) pulls in a pass as Pittsburgh Steelers cornerback Ike Taylor (24) defends during the first quarter of an NFL football game, Sunday, Oct. 23, 2011, in Glendale, Ariz. (AP Photo/Paul Connors)

Kansas City Chiefs wide receiver Dwayne Bowe (82) tries but fails to get the ball into the end zone before he was down, past Oakland Raiders safety Mike Mitchell (34) and cornerback Stanford Routt in the first quarter of an NFL football game in Oakland, Calif., Sunday, Oct. 23, 2011. (AP Photo/Marcio Jose Sanchez)

Cleveland Browns quarterback Colt McCoy (12) is sacked by Seattle Seahawks defensive end Chris Clemons in the fourth quarter of an NFL football game Sunday, Oct. 23, 2011, in Cleveland. The Browns won 6-3. (AP Photo/Amy Sancetta)

Seattle Seahawks defensive end Red Bryant (79) blocks a 24-yard field goal attempt by Cleveland Browns' Phil Dawson (4) in the fourth quarter of an NFL football game Sunday, Oct. 23, 2011, in Cleveland. The Browns won 6-3. (AP Photo/Amy Sancetta)

Washington Redskins' John Beck, center, is sacked by Carolina Panthers' Charles Godfrey, right, and James Anderson, left, during the third quarter of an NFL football game in Charlotte, N.C., Sunday, Oct. 23, 2011. (AP Photo/Bob Leverone)

Houston Texans free safety Danieal Manning (38) intercepts a pass intended for Tennessee Titans wide receiver Lavelle Hawkins in the second quarter of an NFL football game Sunday, Oct. 23, 2011, in Nashville, Tenn. (AP Photo/Frederick Breedon)

San Diego Chargers' Vincent Jackson, top, catches a pass over New York Jets' Darrelle Revis (24) during the second quarter of an NFL football game, Sunday, Oct. 23, 2011, in East Rutherford, N.J. (AP Photo/Kathy Willens)

Chicago Bears defensive tackle Amobi Okoye sacks Tampa Bay Buccaneers quarterback Josh Freeman (5) during the second half of an NFL football game Sunday, Oct. 23, 2011, at Wembley Stadium in London. (AP Photo/Matt Dunham)

Atlanta Falcons wide receiver Roddy White reachs to pull in an 18-yard touchdown pass from quarterback Matt Ryan in the second quarter of an NFL football game against the Detroit Lions Sunday, Oct. 23, 2011 in Detroit. (AP Photo/Duane Burleson)

Denver Broncos running back Willis McGahee (23) fumbles the ball as Miami Dolphins defensive back Tyrone Culver (29) makes the tackle during the first half of an NFL football game Sunday, Oct. 23, 2011, in Miami. The Dolphins recovered the fumble. (AP Photo/Lynne Sladky)

San Diego Chargers' Eric Weddle, right, intercepts a pass intended for New York Jets' Plaxico Burress (17) during the first quarter of an NFL football game, Sunday, Oct. 23, 2011, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

San Diego Chargers' Ryan Mathews, center, is tackled by New York Jets defenders Eric Smith (33), Jim Leonhard (36) and David Harris (52) during the first quarter of an NFL football game, Sunday, Oct. 23, 2011, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Chicago Bears running back Marion Barber (24) is tackled by Tampa Bay Buccaneers safety Sean Jones (26) during the first half of an NFL football game Sunday, Oct. 23, 2011, at Wembley Stadium in London. (AP Photo/Matt Dunham)

Seattle Seahawks wide receiver Golden Tate (81) is tackled by Cleveland Browns cornerback Buster Skrine in the second quarter of an NFL football game Sunday, Oct. 23, 2011, in Cleveland. (AP Photo/Amy Sancetta)

Houston Texans' Shiloh Keo stops Tennessee Titans' Marc Mariani (83) as Mariani runs back a kickoff in the first quarter of an NFL football game Sunday, Oct. 23, 2011, in Nashville, Tenn. (AP Photo/Frederick Breedon)

Atlanta Falcons tight end Tony Gonzalez (88) is tackled by Detroit Lions cornerback Chris Houston, left, and cornerback Eric Wright, right, after making a reception in the first quarter of an NFL football game in Detroit, Sunday, Oct. 23, 2011. (AP Photo/Rick Osentoski)

Tampa Bay Buccaneers tight end Kellen Winslow carries a British flag onto the field before an NFL football game against the Chicago Bears Sunday, Oct. 23, 2011, at Wembley Stadium in London. (AP Photo/David J. Phillip)

Chicago Bears running back Matt Forte (22) is taken down by Tampa Bay Buccaneers cornerback Ronde Barber (20) and Adrian Clayborn, left, in the Buccaneers' end zone for a safety during the first half of an NFL football game Sunday, Oct. 23, 2011, at Wembley Stadium in London. (AP Photo/Matt Dunham)

Seattle Seahawks running back Leon Washington, left, is tackled by Cleveland Browns linebacker Titus Brown (59) on the opening kickoff in an NFL football game on Sunday, Oct. 23, 2011, in Cleveland. (AP Photo/Amy Sancetta)

Tampa Bay Buccaneers running back Kregg Lumpkin (28) is brought down by Chicago Bears cornerback Tim Jennings (26) and Chris Conte during the first half of an NFL football game Sunday, Oct. 23, 2011, at Wembley Stadium in London. (AP Photo/Matt Dunham)

Tampa Bay Buccaneers tight end Kellen Winslow takes the field with the British flag prior to the Pepsi Max International Series game against the Chicago Bears at Wembley Stadium in London on October 23, 2011. (Dave Shopland/NFL)

Kansas City Chiefs wide receiver Dwayne Bowe (82) is tackled by Oakland Raiders cornerback Stanford Routt (26) and safety Mike Mitchell (34) in the third quarter of an NFL football game in Oakland, Calif., Sunday, Oct. 23, 2011. (AP Photo/Marcio Jose Sanchez)

Pittsburgh Steelers' Hines Ward (86) is tackled by Arizona Cardinals' Rashad Johnson (49) after making a catch during the second quarter in an NFL football game, Sunday, Oct. 23, 2011, in Glendale, Ariz. (AP Photo/Ross D. Franklin)

Minnesota Vikings running back Adrian Peterson (28) scores a touchdown during the first half of an NFL football game against the Green Bay Packers Sunday, Oct. 23, 2011, in Minneapolis. (AP Photo/Andy King)

Denver Broncos' Matt Prater (5) is lifted by his teammates after his field goal in overtime of an NFL football game against the Miami Dolphins, Sunday, Oct. 23, 2011, in Miami. The Broncos won 18-15. (AP Photo/Lynne Sladky)

New York Jets' Plaxico Burress celebrates this third touchdown during the fourth quarter of an NFL football game against the San Diego Chargers, Sunday, Oct. 23, 2011, in East Rutherford, N.J. The Jets defeated the Chargers 27-21. (AP Photo/Bill Kostroun)

Carolina Panthers' Steve Smith, front, catches a pass as Washington Redskins' Reed Doughty (37) and Josh Wilson (26) defend during the fourth quarter of an NFL football game in Charlotte, N.C., Sunday, Oct. 23, 2011. The Panthers defeated the Redskins 33-20. (AP Photo/Mike McCarn)

Cleveland Browns tight end Alex Smith (81) is tackled by Seattle Seahawks strong safety Kam Chancellor (31) after picking up a first down in the third quarter of an NFL football game Sunday, Oct. 23, 2011, in Cleveland. The Browns won 6-3. (AP Photo/Mark Duncan)

Detroit Lions quarterback Matthew Stafford (9) waits for his introduction before the first quarter of an NFL football game against the Atlanta Falcons in Detroit, Sunday, Oct. 23, 2011. (AP Photo/Carlos Osorio)

Cleveland Browns wide receiver Mohamed Massaquoi (11) keeps the ball inbounds in the second quarter during an NFL football game against the Seattle Seahawks Sunday, Oct. 23, 2011, in Cleveland. The Browns won 6-3. (AP Photo/Tony Dejak)

New York Jets' LaDainian Tomlinson, top, jumps over a San Diego Chargers defender during the second quarter of an NFL football game, Sunday, Oct. 23, 2011, in East Rutherford, N.J. (AP Photo/Kathy Willens)

Atlanta Falcons wide receiver Roddy White (84) and tight end Tony Gonzalez (88) celebrate White's touchdown in the second quarter of an NFL football game in Detroit, Sunday, Oct. 23, 2011. (AP Photo/Rick Osentoski)

New Orleans Saints running back Darren Sproles (43) is tackled by Indianapolis Colts free safety Antoine Bethea (41) during the third quarter of an NFL football game at the Superdome in New Orleans, Sunday, Oct. 23, 2011. The Saints won 62-7.(AP Photo/Bill Feig)

New Orleans Saints running back Darren Sproles is brought down by Indianapolis Colts linebacker Ernie Sims during a game at the Mercedes-Benz Superdome on October 23, 2011 in New Orleans, Louisiana. (Aaron M. Sprecher/NFL)

October 23, 2011; New Orleans, LA, USA; New Orleans Saints wide receiver Marques Colston (12) pulls in a touchdown pass in the endzone Indianapolis Colts cornerback Jerraud Powers (25) the during the first quarter at the Mercedes-Benz Superdome. Mandatory Credit: John David Mercer-US PRESSWIRE