San Diego Chargers running back Curtis Brinkley tumbles into the endzone to score a touchdown on a two-yard rung during the third quarter of their NFL preseason football game in San Francisco, Thursday, Sept. 2, 2010. At left is San Francisco 49ers linebacker Keaton Kristick and at right is San Diego Chargers guard Cameron Stephenson. (AP Photo/Marcio Jose Sanchez)

Tennessee Titans running back LeGarrette Blount (42) scores a fourth-quarter touchdown over the New Orleans Saints defense in an NFL preseason football game in Nashville, Tenn., Thursday, Sept. 2, 2010. (AP Photo/Dave Martin)

Atlanta Falcons wide receiver Troy Bergeron (11) is tackled by Jacksonville Jaguars cornerback Derek Cox (21) during the first half of a preseason NFL football game in Thursday, Sept. 2, 2010 in Jacksonville, Fla. Jacksonville beat Atlanta 13-9. (AP Photo/Stephen Morton)

Cleveland Browns cornerback Chris Chancellor (49) breaks up a pass for Chicago Bears wide receiver Rashied Davis (81) in the fourth quarter of a preseason NFL football game Thursday, Sept. 2, 2010, in Cleveland. The Browns won 13-10. (AP Photo/Mark Duncan)

Tampa Bay Buccaneers wide receiver Arrelious Benn (17) makes a touchdown catch as Houston Texans cornerback Jacques Reeves (35) defends during the fourth quarter of an NFL preseason football game Thursday, Sept. 2, 2010, in Houston. (AP Photo/David J. Phillip)

Arizona Cardinals cornerback Dominique Rodgers-Cromartie, right, defends as Chicago Bears wide receiver Devin Hester (23) misses a catch during the second quarter of an NFL preseason football game Saturday, Aug. 28, 2010, in Chicago. (AP Photo/Jim Prisching)

Detroit Lions running back Aaron Brown (21) dances in the end zone after a 4-yard touchdown run against the Cleveland Browns in an NFL preseason football game Saturday, Aug. 28, 2010, in Detroit. Browns scored two touchdowns in the quarter as the Lions won 35-27. (AP Photo/David Richard)

Carolina Panthers' DeAngelo Williams, center, runs as he is chased by Tennessee Titans' Chris Hope, left, and Michael Griffin, right, in the first quarter of a preseason NFL football game in Charlotte, N.C., Saturday, Aug. 28, 2010. (AP Photo/Chuck Burton)

Minnesota Vikings running back Adrian Peterson (28) runs in the first quarter against the Seattle Seahawks during their NFL football game in Minneapolis, Saturday, Aug. 28, 2010. (AP Photo/Andy King)

Houston Texans' Andre Johnson (80) is wrapped up by Dallas Cowboys' Mike Jenkins (21) during the second quarter of an NFL preseason football game Saturday, Aug. 28, 2010, in Houston. (AP Photo/David J. Phillip)

San Francisco 49ers running back Frank Gore, top, leaps over Oakland Raiders safety Michael Huff during the first half of a preseason NFL football game in Oakland, Calif., Saturday, Aug. 28, 2010. (AP Photo/Ben Margot)

Arizona Cardinals cornerback Greg Toler (28) makes an interception against Chicago Bears wide receiver Devin Aromashodu (19) during the second quarter of an NFL preseason football game Saturday, Aug. 28, 2010, in Chicago. (AP Photo/Charles Rex Arbogast)

Oakland Raiders running back Michael Bush (29) celebrates after a rushing touchdown during the first half of a preseason NFL football game against the San Francisco 49ers in Oakland, Calif., Saturday, Aug. 28, 2010. (AP Photo/Ben Margot)

Miami Dolphins corner back Vontae Davie (21) and Atlanta Falcons wide receiver Roddy White (84) battle for an incomplete pass as game official Rusty Barnes watches during first quarter NFL preseason football action in Miami, Friday, Aug. 27, 2010. (AP Photo/Wilfredo Lee)

Green Bay Packers' Sam Shields (37) breaks up a pass intended for Indianapolis Colts' Pierre Garcon (85) during the second half of an NFL preseason football game Thursday, Aug. 26, 2010, in Green Bay, Wis. (AP Photo/Mike Roemer)

New England Patriots safety Josh Barrett (36) tackles St. Louis Rams running back Kenneth Darby (34) during an NFL preseason football game Thursday, Aug. 26, 2010, in Foxborough, Mass. (AP Photo/Michael Dwyer)

New Orleans Saints receiver Devery Henderson (19) battles San Diego Chargers defender Antoine Cason (20) for the ball in the first quarter of their preseason NFL football game at the Louisiana Superdome in New Orleans Friday, Aug. 27, 2010. Henderson scored on the play. (AP Photo/Dave Martin)

New York Jets cornerback Kyle Wilson (20) tackles Washington Redskins wide receiver Joey Galloway (84) during the second quarter of an NFL preseason football game at New Meadowlands Stadium in East Rutherford, N.J., Friday, Aug. 27, 2010. (AP Photo/Bill Kostroun)

Kansas City Chiefs quarterback Matt Cassel (7) is sacked by Philadelphia Eagles linebacker Ernie Sims (50) and tight end Brent Celek (87) during the first half of a preseason NFL football game in Arrowhead Stadium in Kansas City, Mo., Friday, Aug. 27, 2010. (AP Photo/Ed Zurga)

Washington Redskins running back Larry Johnson, foreground, scores a touchdown as New York Jets' Jason Taylor (99) and teammate Kenwin Cummings (54) look on during the fourth quarter of an NFL preseason football game at New Meadowlands Stadium in East Rutherford, N.J., Friday, Aug. 27, 2010. The Redskins won the game 16-11. (AP Photo/Seth Wenig)

San Diego Chargers running back Billy Latsko (34) dives for the endzone against the New Orleans Saints in an NFL preseason football game in the Louisiana Superdome in New Orleans, Friday, Aug. 27, 2010. Latsko was rulled out at the one yard line. The Saints defeated the Chargers 36-21. (AP Photo/Bill Haber)

Green Bay Packers' Morgan Burnett (42) and Brandon Underwood (33) break up a pass intended for Indianapolis Colts' Pierre Garcon (85) during the first half of an NFL preseason football game Thursday, Aug. 26, 2010, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

New England Patriots tight end Rob Gronkowski stretches the football over the goal line as he dives into the end zone for a touchdown in the second quarter during an NFL preseason football game Thursday, Aug. 26, 2010, in Foxborough, Mass. (AP Photo/Charles Krupa)

Green Bay Packers wide receiver Donald Driver (80) catches a touchdown pass in front of Indianapolis Colts cornerback Jacob Lacey (27) during the first half of an NFL preseason football game Thursday, Aug. 26, 2010, in Green Bay, Wis. (AP Photo/Morry Gash)

St. Louis Rams tight end Michael Hoomanawanui, left, dives into the end zone, beating New England Patriots linebacker Brandon Spikes, right, for a touchdown in the first half during an NFL preseason football game Thursday, Aug. 26, 2010, in Foxborough, Mass. (AP Photo/Charles Krupa)

Tennessee Titans wide receiver Lavelle Hawkins (87) hurdles Arizona Cardinals cornerback Marshay Green (30) as Hawkins gains 22 yards in the third quarter of a preseason NFL football game on Monday, Aug. 23, 2010, in Nashville, Tenn. At left is Cardinals safety Rashad Johnson (49). (AP Photo/Frederick Breedon)

Tennessee Titans wide receiver Lavelle Hawkins (87) is knocked out of bounds by Arizona Cardinals linebacker Daryl Washington as Hawkins gains 22 yards in the third quarter of a preseason NFL football game on Monday, Aug. 23, 2010, in Nashville, Tenn. (AP Photo/Frederick Breedon)

New Orleans Saints quarterback Drew Brees (9) get upended after scoring a touchdown against the Houston Texans in an NFL preseason football game in the Louisiana Superdome in New Orleans, Saturday, Aug. 21, 2010. Houston Texans linebacker Brian Cushing (56) and linebacker DeMeco Ryans (59) . The Saints defeated the Texns 38-20.(AP Photo/Bill Haber)

ALT CROP OF FLLS102 Miami Dolphins running back Ronnie Brown (23) is tackled by Tampa Bay Buccaneers defensive tackle Ryan Sims (98) in the first quarter during an NFL preseason football game in Miami, Saturday, Aug. 14, 2010. At right is Miami Dolphins tackle Vernon Carey (72). (AP Photo/Lynne Sladky)

Cincinnati Bengals quarterback J.T. O'Sullivan (4) in action against the Denver Broncos in an NFL pre season football game , Sunday, Aug. 15, 2010, in Cincinnati. (AP Photo/Ed Reinke)

New England Patriots' quarterback Tom Brady celebrates a touchdown during the first half of an NFL preseason football game against the New Orleans Saints in Foxborough, Mass., Thursday, Aug. 12, 2010. (AP Photo/Winslow Townson)

San Francisco 49ers tight end Tony Curtis, right, celebrates with receiver Jason Hill after scoring a touchdown in the third quarter of an NFL preseason football game in Indianapolis, Sunday, Aug. 15, 2010. The 49ers defeated the Colts 37-17. (AP Photo/Michael Conroy)

San Francisco 49ers running back Anthony Dixon, center, scores on a five-yard run against the Indianapolis Colts in the fourth quarter of an NFL preseason football game in Indianapolis, Sunday, Aug. 15, 2010. The 49ers defeated the Colts 37-17. (AP Photo/Michael Conroy)

Green Bay Packers' Maurice Simpkins and kicker Mason Crosby (2) stop the kick off return of Cleveland Browns' Syndric Steptoe during the second half of a preseason NFL football game Saturday, Aug. 14, 2010, in Green Bay, Wis. (AP Photo/Mike Roemer)

Arizona Cardinals runningback Beanie Wells (26) stiff-arms Houston Texans' Antwaun Molden (28) during the fourth quarter of an NFL preseason football game Saturday, Aug. 14, 2010, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Chicago Bears' Brian Urlacher, left, brings down San Diego Chargers tight end Antonio Gatesduring the first half of an NFL preseason football game Saturday, Aug. 14, 2010, in San Diego. (AP Photo/Chris Carlson)

New Orleans Saints' Reggie Bush during the first half of an NFL preseason football game against the New England Patriots in Foxborough, Mass., Thursday, Aug. 12, 2010. (AP Photo/Winslow Townson)

Washington Redskins linebacker London Fletcher tackles Buffalo Bills running back Marshawn Lynch during the first half of an NFL preseason football game in Landover, Md., on Friday, Aug. 13, 2010. (AP Photo/Alex Brandon)

Dallas Cowboys kick returner Bryan McCann (37) jumps out of bounds against Oakland Raiders kicker Swayze Waters (1) and line backer Travis Goethel (48) during the first quarter of the preseason NFL football game at Cowboys Stadium in Arlington, Texas, Thursday, Aug. 12, 2010. (AP Photo/Cody Duty)

Carolina Panthers cornerback Captain Munnerlyn, right, breaks up a pass intended for Baltimore Ravens wide receiver Mark Clayton during the first half of an NFL preseason football game in Baltimore, Thursday Aug. 12, 2010. (AP Photo/Gail Burton)

New England Patriots' running back BenJarvus Green-Ellis, left, is facemasked by New Orleans Saints' Bobby McCray during the first half of an NFL preseason football game in Foxborough, Mass., Thursday, Aug. 12, 2010. McCray received a penalty on the play. (AP Photo/Winslow Townson)

Baltimore Ravens tight end Ed Dickson loses his helmet after a hit from Carolina Panthers safety Marcus Hudson during the first half of an NFL preseason football game in Baltimore, Thursday, Aug. 12, 2010. (AP Photo/Nick Wass)

Oakland Raiders line backer Trevor Scott forces a fumble by Dallas Cowboys' quarterback Tony Romo (9) during the first quarter of the preseason NFL football game in at Cowboys Stadium in Arlington, Texas, Thursday, Aug. 12, 2010. (AP Photo/LM Otero)

An Oakland Raiders fan cheers during a preseason NFL football game against the Dallas Cowboys at Cowboys Stadium in Arlington, Texas, Thursday Aug. 12, 2010. (AP Photo/Sharon Ellman)

Carolina Panthers running back Josh Vaughan is upended by Baltimore Ravens linebacker Jason Phillips during the second half of an NFL preseason football game in Baltimore, Thursday, Aug. 12, 2010. (AP Photo/Rob Carr)

Baltimore Ravens quarterback Troy Smith (10) and wide receiver Marcus Smith watch as tackle Joe Reitz ties to dunk the ball over the crossbar after Troy Smith scored a touchdown during the second half of an NFL preseason football game against the Carolina Panthers in Baltimore, Thursday, Aug. 12, 2010. (AP Photo/Nick Wass)

Despite loosing his helmet, Dallas Cowboys' nose tackle Junior Siavii, (95) stops Oakland Raiders running back Rock Cartwright (25) with help from Cowboys teammate Curtis Johnson (98) during the second quarter of the preseason NFL football game at Cowboys Stadium in Arlington, Texas, Thursday, Aug. 12, 2010. (AP Photo/Cody Duty)

New Orleans Saints' running back Reggie Bush, right, scores a touchdown past New England Patriots' Darius Butler (28) during the first half of an NFL preseason football game in Foxborough, Mass., Thursday, Aug. 12, 2010. (AP Photo/Winslow Townson)

Pittsburgh Steelers' Lawrence Timmons, left, stops Detroit Lions running back Jahvid Best (44) after a short gain during the first quarter of a preseason NFL football game in Pittsburgh, Saturday, Aug. 14, 2010. (AP Photo/Gene J. Puskar)

Arizona Cardinals quarterback Matt Leinart drops back from the line against the Houston Texans during the first quarter of an NFL preseason football game Saturday, Aug. 14, 2010 in Glendale, Ariz. (AP Photo/Paul Connors)

Green Bay Packers' Greg Jennings celebrates a touchdown with a Lambeau Leap during the first half of a preseason NFL football game Saturday, Aug. 14, 2010, in Green Bay, Wis. (AP Photo/Mike Roemer)

San Diego Chargers' Buster Davis plays agains the Buster Davis during the second half of an NFL preseason football game Saturday, Aug. 14, 2010, in San Diego. (AP Photo/Chris Carlson)

New Orleans Saints running back Chris Ivory (48) looks for room during their preseason NFL football game against the Houston Texans at the Louisiana Superdome in New Orleans, La., Saturday, Aug. 21, 2010. (AP Photo/Dave Martin)

Minnesota Vikings running back Albert Young (34) during the second quarter of an NFL preseason football game in San Francisco, Sunday, Aug. 22, 2010. (AP Photo/Tony Avelar)

Jacksonville Jaguars mascot, Jaxson performs for the crowd during the second half of an NFL preseason football game against the Miami Dolphins in Jacksonville, Fla., Saturday, Aug. 21, 2010. The Dolphins won 27-26.(AP Photo/Reinhold Matay)

Green Bay Packers' quarterback Aaron Rodgers in action in an NFL preseason football game Saturday, Aug. 21, 2010, in Seattle. (AP Photo/John Froschauer)

Denver Broncos cheer leaders perform during the second half of a preseason NFL football game against the Detroit Lions Saturday, Aug. 21, 2010, in Denver. (AP Photo/Jack Dempsey)

New York Jets quarterback Kellen Clemens (11) throws a pass against the Carolina Panthers in the third quarter of a preseason NFL football game in Charlotte, N.C., Saturday, Aug. 21, 2010. (AP Photo/Rick Havner)

Minnesota Vikings wide receiver Javon Walkers (86) scores on a 25-yard pass from Sage Rosenfels as Seattle Seahawks safety Jamar Adams (25) and cornerback Walter Thurmond, left, defend in the fourth quarter of an NFL preseason football game Saturday, Aug. 28, 2010, in Minneapolis. The Vikings won 24-13. (AP Photo/Jim Mone)

Oakland Raiders wide receiver Nick Miller (89) catches a 16-yard touchdown from quarterback Kyle Boller (7) in the third quarter of an NFL preseason football game against the Seattle Seahawks in Oakland, Calif., Thursday, Sept. 2, 2010. (AP Photo/Paul Sakuma)