Philadlephia Eagles' LeSean McCoy arrives for the first day of the NFL football team's training camp at Lehigh University on Wednesday, July 27, 2011, in Bethlehem, Pa. (AP Photo/Bradley C Bower)

Denver Broncos quarterback Tim Tebow (15) arrives early in the morning at the Broncos Training Facility on July 26, 2011 in Englewood, CO. (Ron Chenoy/US Presswire)

Baltimore Ravens quarterback Joe Flacco, center, answers questions at a news conference at the team's practice facility in Owings Mills, Md., Wednesday, July 27, 2011. The Ravens will hold their first training camp practice Thursday, after NFL owners and players agreed to the terms of a deal to end the lockout this week. (AP Photo/Patrick Semansky)

Philadlephia Eagles Coach Andy Reid arrives for the first day of NFL football camp at Lehigh University, Wednesday, July 27, 2011, in Bethlehem, Pa. (AP Photo/Bradley C Bower)

Denver Broncos defensive end Elvis Dumervil, center, speaks during a media availability at the NFL team's football training facility in Englewood, Colo., on Wednesday, July 27, 2011. The Broncos' training camp opened Wednesday with the first full workout slated for Thursday. (AP Photo/Ed Andrieski)

Oakland Raiders head coach Hue Jackson speaks to reporters during NFL Football training camp in Napa, Calif., Wednesday, July 27, 2011. (AP Photo/Jeff Chiu)

Philadelphia Eagles' Michael Vick smiles after coming back out to talk to the media at the teams NFL football training facility Tuesday, July 26, 2011 in Philadelphia. (AP Photo/Alex Brandon)

Houston Texans quarterbacks Matt Schaub, right, and Dan Orlovsky, center, enter the team locker room along with tight end Owen Daniels, left, after a team run at their NFL football training facility Tuesday, July 26, 2011, in Houston. NFL teams opened their facilities to players Tuesday after a four and a half month lockout. (AP Photo/David J. Phillip)

Atlanta Falcons cornerback Dunta Robinson arrives for the first day of training camp after being locked out, Tuesday, July 26, 2011, in Atlanta. (AP Photo/John Amis)

Cam Newton, the Carolina Panthers' No. 1 overall draft pick, arrives at Bank of America stadium in Charlotte, N.C., Tuesday, July 26, 2011, the day after the NFL lockout ended. (AP Photo/Chuck Burton)

Houston Texans quarterback Matt Schaub rides in the front passenger seat of a cart after a team run at their NFL football training facility Tuesday, July 26, 2011, in Houston. NFL teams opened their facilities to players Tuesday after a four and a half month lockout. (AP Photo/David J. Phillip)

Baltimore Ravens running back Ray Rice, center, speaks at a news conference at the team's NFL football practice facility in Owings Mills, Md., Tuesday, July 26, 2011, a day after NFL owners and players agreed to the terms of a deal to end the lockout. (AP Photo/Patrick Semansky)

St. Louis Rams quarterback Sam Bradford speaks during a news conference, Tuesday, July 26, 2011, at the NFL football teams' training facility in St. Louis. The Rams will open training camp on Friday and the first practice is Saturday. (AP Photo/Jeff Roberson)

New York Jets quarterback Mark Sanchez speaks to the media during a news conference at the team's football practice facility Tuesday, July 26, 2011 in Florham Park, N.J., the day after the NFL lockout ended. (AP Photo/Bill Kostroun)

San Francisco 49ers tight end Delanie Walker laughs as he speaks with reporters at the team's football practice facility in Santa Clara, Calif., Tuesday, July 26, 201, the day after the NFL lockout ended. (AP Photo/Jeff Chiu)

A sign greets the New York Jets at their NFL football practice facility Tuesday, July 26, 2011 in Florham Park, N.J. (AP Photo/Bill Kostroun)

Philadelphia Eagles' Michael Vick, left in headband, speaks after coming back out to talk to the media at the teams NFL football training facility Tuesday, July 26, 2011 in Philadelphia. (AP Photo/Alex Brandon)

Philadelphia Eagles' Clay Harbor, left, greets Owen Schmitt as they arrive at the NFL football training facility Tuesday, July 26, 2011 in Philadelphia. (AP Photo/Alex Brandon)

Atlanta Falcons cornerback Dunta Robinson takes questions during a news conference on the first day of football training camp after being locked out, Tuesday, July 26, 2011, in Flowery Branch. (AP Photo/John Amis)

Washington Redskins� Selvish Capers, right, arrives at the team's NFL football training camp at Redskins Park in Ashburn, Va., Tuesday, July 26, 2011. (AP Photo/Luis M. Alvarez)

Brian Rolle, left, Jason Kelce, and Graig Cooper arrive at the Philadelphia Eagles NFL football training facility, Tuesday, July 26, 2011 in Philadelphia. (AP Photo/Alex Brandon)

Buffalo Bills quarterback Ryan Fitzpatrick during a press conference at Ralph Wilson Stadium on July 26, 2011 in Orchard Park, NY. (Timothy T. Ludwig/US Presswire)

New England Patriots' Wes Welker talks with reporters at Gillette Stadium in Foxborough, Mass., Tuesday, July 26, 2011, the day after the NFL lockout ended. (AP Photo/Michael Dwyer)

New England Patriots safety Patrick Chung walks through the gates of Gillette Stadium to speak with the media on July 26, 2011 in Foxborough, MA. (Stew Milne/US Presswire)

Washington Redskins quarterback John Beck talks to reporters at the team's NFL football training camp at Redskins Park in Ashburn, Va., Tuesday, July 26, 2011, the day after the NFL lockout ended.. (AP Photo/Luis M. Alvarez)

Carolina Panthers' Jimmy Clausen arrives at Bank of America stadium in Charlotte, N.C., Tuesday, July 26, 2011, the day after the NFL lockout ended. (AP Photo/Chuck Burton)

Carolina Panthers' Jonathan Stewart waves as he arrives at Bank of America stadium in Charlotte, N.C., Tuesday, July 26, 2011 for the first day of team activities since the NFL lockout ended. (AP Photo/Chuck Burton)

San Francisco 49ers linebacker Patrick Willis laughs as he speaks with reporters outside of the team's NFL football practice facility in Santa Clara, Calif., Tuesday, July 26, 2011, the day after the NFL lockout ended. (AP Photo/Jeff Chiu)

Cincinnati Bengals quarterback Andy Dalton walks in the player's entrance at Paul Brown Stadium, Tuesday, July 26, 2011 in Cincinnati. The Bengals are scheduled to report to training football training camp in Georgetown, Ky., Friday and have their first workout on Saturday. (AP Photo/Al Behrman)

Members of the media walk to a position to watch the New England Patriots return to Gillette Stadium on July 26, 2011 in Foxborough, MA. (Stew Milne/US Presswire)

Tennessee Titans tackle Michael Roos answers questions at the team's training facility on Tuesday, July 26, 2011, in Nashville, Tenn. Players started returning to the facility Tuesday morning, and they are expected to be on the field for training camp Saturday. (AP Photo/Mark Humphrey)

Atlanta Falcons quarterback Matt Ryan answers questions during a news conference at the team's NFL football training facility, Tuesday, July 26, 2011, in Flowery Branch, Ga., the day after the NFL lockout ended. (AP Photo/John Amis)

New York Jets center Nick Mangold reacts to a question from the media during a news conference the team's football practice facility Tuesday, July 26, 2011 in Florham Park, N.J., the day after the NFL lockout ended. (AP Photo/Bill Kostroun)

Member of the media wait for New England Patriots players to arrive at Gillette Stadium on July 26, 2011 in Foxborough, MA. (Stew Milne/US Presswire)