San Diego Chargers running back Ryan Mathews scores against the Arizona Cardinals during the second half of an NFL football game Sunday, Oct. 3, 2010, in San Diego. (AP Photo/Denis Poroy)

RETRANSMITTED WITH ALTERNATE CROP Carolina Panthers tight end Dante Rosario (88) is tackled on a pass play by New Orleans Saints cornerback Malcolm Jenkins (27) and linebacker Scott Shanle (58) in the second half of their NFL football game at the Louisiana Superdome in New Orleans, La., Sunday, Oct. 3, 2010. (AP Photo/Gerald Herbert)

San Diego Chargers safety Steve Gregory intercepts a pass intended for Arizona Cardinals wide receiver Larry Fitzgerald during first half of an NFL football game Sunday, Oct. 3, 2010, in San Diego. (AP Photo/Denis Poroy)

Baltimore Ravens tight end Todd Heap (86) can't reach a second-quarter pass from quarterback Joe Flacco in the corner of the end zone with pressure from Pittsburgh Steelers cornerback Ike Taylor (24) during an NFL football game in Pittsburgh, Sunday, Oct. 3, 2010. The Ravens won 17-14. (AP Photo/Gene Puskar)

Chicago Bears quarterback Jay Cutler (6) fumbles the ball as he is sacked by New York Giants Justin Tuck (91) during the second quarter of an NFL football game at New Meadowlands Stadium Sunday, Oct. 3, 2010, in East Rutherford, N.J. The ball was recovered by the Bears(AP Photo/Seth Wenig)

Washington Redskins safety LaRon Landry breaks up a pass intended for Philadelphia Eagles wide receiver Jason Avant in the closing seconds of an NFL football game in Philadelphia, Sunday, Oct. 3, 2010. Washington defeated Philadelphia 17-12. (AP Photo/Mel Evans)

Arizona Cardinals quarterback Max Hall gets sacked by San Diego Chargers linebacker Kevin Burnett during the second half of an NFL football game Sunday, Oct. 3, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

Jacksonville Jaguars placekicker Josh Scobee (10) celebrates after kicking a game-winning 59-yard field goal against the Indianapolis Colts during an NFL football game Sunday, Oct. 3, 2010, in Jacksonville, Fla. Jacksonville defeated Indianapolis 31-28 on a last-second field goal. (AP Photo/Stephen Morton)

San Diego Chargers tight end Antonio Gates hauls in touchdown pass against the Arizona Cardinals during the first half of an NFL football game Sunday, Oct. 3, 2010, in San Diego. (AP Photo/Lenny Ignelzi)

Green Bay Packers' Donald Driver, center, celebrates a 29-yard touchdown-reception with fans during the first half of an NFL football game against the Detroit Lions, Sunday, Oct. 3, 2010, in Green Bay, Wis. (AP Photo/Jim Prisching)

Carolina Panthers linebacker Dan Connor (55) and safety Charles Godfrey (30) break up a pass intended for New Orleans Saints tight end David Thomas (85) in the second half of their NFL football game at the Louisiana Superdome in New Orleans, La., Sunday, Oct. 3, 2010. (AP Photo/Gerald Herbert)

Baltimore Ravens wide receiver T.J. Houshmandzadeh (84) and teammate Derrick Mason celebrate after Houshmandzadeh's touchdown against the Pittsburgh Steelers during the fourth quarter of an NFL football game in Pittsburgh, Sunday, Oct. 3, 2010. Baltimore won 17-14. (AP Photo/Don Wright)

Oakland Raiders wide receiver Darrius Heyward-Bey, top, misses on a reception attempt as Houston Texans defensive back Kareem Jackson defends during the first quarter of an NFL football game in Oakland, Calif., Sunday, Oct. 3, 2010. (AP Photo/Ben Margot)

Baltimore Ravens running back Willie McGahee (23) scores on a 9-yard run during the second quarter of an NFL football game against the Pittsburgh Steelers in Pittsburgh, Sunday, Oct. 3, 2010. (AP Photo/Gene Puskar)

Green Bay Packers fullback John Kuhn dives for an eight-yard gain against Detroit Lions' Isaiah Ekejiuba (50) and Louis Delmas (26) in the final seconds of the second half of an NFL football game Sunday, Oct. 3, 2010, in Green Bay, Wis. The Packers won 28-26. (AP Photo/Mike Roemer)

Carolina Panthers quarterback Jimmy Clausen (2) is about to be tackled by New Orleans Saints safety Usama Young (28) in an NFL football game in New Orleans, Sunday, Oct. 3, 2010. (AP Photo/Bill Haber)

New Orleans Saints running back Chris Ivory (29) rushes against Carolina Panthers cornerback Chris Gamble (20) in the second half of their NFL football game at the Louisiana Superdome in New Orleans, La., Sunday, Oct. 3, 2010. (AP Photo/Gerald Herbert)

Buffalo Bills wide receiver Lee Evans (83) drops a pass in front of New York Jets defender Antonio Cromartie (31)during the second half of an NFL football game in Orchard Park, N.Y., Sunday, Oct. 3, 2010. The Jets won, 38-14. (AP Photo/Mike Groll)

Denver Broncos running back Correll Buckhalter (28) scores the winning touchdown on a six-yard pass-play as he is defended by Tennessee Titans linebacker Will Witherspoon (92) in the fourth quarter of an NFL football game on Sunday, Oct. 3, 2010, in Nashville, Tenn. The Broncos won 26-20. (AP Photo/Joe Howell)

St. Louis Rams running back Steven Jackson (39) is tackled by Seattle Seahawks linebacker Aaron Curry (59) and Seattle Seahawks safety Lawyer Milloy middle, during the first quarter of an NFL football game Sunday, Oct. 3, 2010, in St. Louis. (AP Photo/Jeff Roberson)

Carolina Panthers quarterback Jimmy Clausen is tackled by New Orleans Saints defensive end Will Smith (91) after throwing the ball in the first half of an†NFL football game in New Orleans, Sunday, October 3, 2010. (AP Photo/Patrick Semansky)

New York Jets tight end Dustin Keller (81) is tackled by Buffalo Bills linebacker Paul Posluszny (51) during the first half of an NFL football game in Orchard Park, N.Y., Sunday, Oct. 3, 2010. (AP Photo/Mike Groll)

Detroit Lions tight end Tony Scheffler (85) catches a pass in front of Green Bay Packers cornerback Jarrett Bush (24) during the first half of an NFL football game Sunday, Oct. 3, 2010, in Green Bay, Wis. (AP Photo/Morry Gash)

Pittsburgh Steelers wide receiver Antwaan Randle El (82) makes a catch for a long gain behind Baltimore Ravens cornerback Fabian Washington (31) in the first quarter of an NFL football game, Sunday, Oct. 3, 2010, in Pittsburgh. The catch set up the Steelers' first touchdown. (AP Photo/Gene J. Puskar)

Tennessee Titans tight end Bo Scaife, right, catches a pass for a 25-yard gain as he is defended by Denver Broncos linebacker D. J. Williams (55) in the first quarter of an NFL football game on Sunday, Oct. 3, 2010, in Nashville, Tenn. (AP Photo/Frederick Breedon)

San Francisco 49ers tight end Vernon Davis (85) scores a first-quarter touchdown as Atlanta Falcons' Mike Peterson (53) defends during an NFL football game at the Georgia Dome in Atlanta, Sunday, Oct. 3, 2010. (AP Photo/John Amis)

San Francisco 49ers defender Taylor Mays (23) celebrates a first-half touchdown against the Atlanta Falcons after recovering a blocked punt in the end zone of an NFL football game at the Georgia Dome in Atlanta, Sunday, Oct. 3, 2010. (AP Photo/John Amis)

St. Louis Rams running back Steven Jackson (39) is tackled by Seattle Seahawks safety Lawyer Milloy (36) during the first quarter of an NFL football game Sunday, Oct. 3, 2010, in St. Louis. (AP Photo/Jeff Roberson)

Cleveland Browns tight end Benjamin Watson, right, collides with Cincinnati Bengals safety Chinedum Ndukwe (41) after a pass reception in the second quarter of an NFL football game Sunday, Oct. 3, 2010, in Cleveland. Ndukwe was called for a personal foul on the play. (AP Photo/Mark Duncan)

New Orleans Saints safety Usama Young (28) celebrates a defensive stop in the first half of an NFL football game against the Carolina Panthers in New Orleans, Sunday, Oct. 3, 2010. (AP Photo/Bill Haber)

Philadelphia Eagles quarterback Michael Vick falls to the turf after being hit by Washington Redskins linebacker Brian Orakpo, top, and other Redskins defenders during the first half of an NFL football game in Philadelphia, Sunday, Oct. 3, 2010. Vick left the game after the play. (AP Photo/Mel Evans)

Jacksonville Jaguars wide receiver Kassim Osgood (81), left, is tackled by Indianapolis Colts cornerback Jerraud Powers (25) after a reception during the first half of an NFL football game in Jacksonville, Fla., Sunday, Oct. 3, 2010. (AP Photo/Phelan M. Ebenhack)

New York Jets running back Shonn Greene, right, is tackled by Buffalo Bills safety Donte Whitner during the first half of an NFL football game in Orchard Park, N.Y., on Sunday, Oct. 3, 2010. The Jets won 38-14. (AP Photo/Don Heupel)

Houston Texans tight end Joel Dreessen, top, lunges into the end zone over Oakland Raiders safety Michael Huff on an 11-yard touchdown reception during the first quarter of an NFL football game in Oakland, Calif., Sunday, Oct. 3, 2010. (AP Photo/Ben Margot)

Atlanta Falcons running back Michael Turner (33) is upended by San Francisco 49ers defenders Taylor Mays, top right, and Nate Clements, bottom right, in the second half of an NFL football game at the Georgia Dome in Atlanta, Sunday, Oct. 3, 2010. (AP Photo/Dave Martin)

San Diego Chargers' Mike Tolbert hurdles a teammate while scoring on a five yard run during the first half of a NFL football game Sunday, Oct. 3, 2010, in San Diego. (AP Photo/Lenny Ignelzi

Green Bay Packers' A.J. Hawk (50) tackles Detroit Lions' Tony Scheffler (85) during the second half of an NFL football game Sunday, Oct. 3, 2010, in Green Bay, Wis. The Packers won 28-26. (AP Photo/Morry Gash)