In this photo taken Sunday, Aug. 1, 2010, Indianapolis Colts head coach Jim Caldwell, left, talks with Anderson Mayor Kris Ockomon as the members of the Colts arrive for the NFL football training camp in Anderson, Ind. (AP Photo/Darron Cummings)
NFL commissioner Roger Goodell, right, and Pro Football Hall of Fame coach John Madden, rear left, leave the NFL offices to board Madden's bus the 'Madden Cruiser, ' to visit training camps, Tuesday, Aug. 3, 2010 in New York. (AP Photo/David Goldman)
ASSOCIATED PRESS Washington Redskins quarterbacks from left Richard Bartel, Donovan McNabb and John Beck, gather at the NFL football team's training camp at Redskins Park, Tuesday, Aug. 3, 2010, in Ashburn, Va.
Pittsburgh Steelers defensive coordinator Dick LeBeau, center, talks with his defense during scrimmages at the NFL football team's training camp in Latrobe, Pa., Tuesday, Aug. 3, 2010. LeBeau will be inducted into the Pro Football Hall Of Fame on Saturday. (AP Photo/Keith Srakocic)
FILE - This Jan. 24, 2010, file photo shows Minnesota Vikings quarterback Brett Favre (4) celebrating his touchdown pass to Sidney Rice during the first quarter of the NFC Championship NFL football game against the New Orleans Saints, in New Orleans. A person with knowledge of the situation tells The Associated Press that Brett Favre has informed the Vikings he will not return to Minnesota for a second season. The person spoke on condition of anonymity Tuesday, Aug. 3, 2010, because the team had not made an official announcement. (AP Photo/David J. Phillip, File)
FILE - In this March 6, 2008 photo, Green Bay Packers quarterback Brett Favre gets choked up as he talks about his retirement during a news conference at Lambeau Field in Green Bay, Wis. A person with knowledge of the situation tells The Associated Press that Brett Favre has informed the Vikings he will not return to Minnesota for a second season. The person spoke on condition of anonymity Tuesday, Aug. 3, 2010, because the team had not made an official announcement. (AP Photo/Mike Roemer)
ASSOCIATED PRESS Washington Nationals' Ivan Rodriguez (7) gets a high-five from teammate Ian Desmond (6) after Rodriguez hit a home run against the Arizona Diamondbacks in the second inning of a baseball game Monday, Aug. 2, 2010, in Phoenix. For Rodriguez it was the 300th home run in his career while playing catcher.
Seattle Seahawks' Lawyer Milloy, left, looks over a play sheet as he stands on the sidelines with Roy Lewis during NFL football practice Monday, Aug. 2, 2010, in Renton, Wash. In 1999, Pete Carroll was struck with how hard and how smart Milloy played safety for him when he coached New England. Now back in the NFL leading the Seahawks, Carroll has called the 36-year-old back for yet another season. (AP Photo/Elaine Thompson)
Seattle Seahawks' Lawyer Milloy, right, talks with Marcus Brown on the sidelines during an NFL football practice Monday, Aug. 2, 2010, in Renton, Wash. In 1999, Pete Carroll was struck with how hard and how smart Milloy played safety for him when he coached New England. Now back in the NFL leading the Seahawks, Carroll has called the 36-year-old back for yet another season. (AP Photo/Elaine Thompson)
Penn State coach Joe Paterno, left, and Nebraska athletic director Tom Osborne, right, join Big Ten commissioner Jim Delany on stage Monday, Aug. 2, 2010, in Chicago, at the Big 10 football media day. Nebraska joins the Big Ten next season, bringing the conference to 12 teams. (AP Photo/M. Spencer Green)
Detroit Lions quarterback Matthew Stafford (9) practices with teammate Drew Stanton (5) during football camp at their training facility in Allen Park, Mich., Monday, Aug. 2, 2010. Stafford is the undisputed starting quarterback for the Lions, unlike this time a year ago when he was competing with Daunte Culpepper for the job. (AP Photo/Carlos Osorio)
FILE - This Aug. 17, 1996, file photo shows Dallas Cowboys running back Emmitt Smith taking the hand-off from quarterback Troy Aikman during an NFL football game against the Denver Broncos, in Irving, Texas. Smith's desire, drive and durability turned him into the most productive running back in NFL history. (AP Photo/Tim Sharp, File)
FILE - This Feb. 6, 2010, fie photo shows Emmitt Smith shedding a tear after being elected to the Pro Football Hall of Fame, in Fort Lauderdale, Fla. On Saturday night, Smith will do the only things left in his career: slip on the gold blazer and unveil the bust signifying his spot in the Pro Football Hall of Fame. (AP Photo/Wilfredo Lee, File)
Milwaukee Brewers' Corey Hart (1) runs down the third-base line after hitting a two-run homer in the sixth inning of a baseball game against the Houston Astros on Sunday, Aug. 1, 2010, in Houston. (AP Photo/Pat Sullivan)
Mercedes GP Formula One driver Michael Schumacher of Germany drives his car during the Hungarian Formula One Grand Prix at the Hungaroring circuit outside Budapest, Hungary, Sunday, Aug. 1, 2010. (AP Photo/Bela Szandelszky)