Hall of Fame tight end Shannon Sharpe high-fives a youth football player at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame wide receiver Michael Irvin gestures to the crowd as he and other Hall of Famers are introduced before a private event in advance of the inaugural Pro Football Hall of Fame fan fest, Friday, May 2, 2014, in Cleveland. The fan fest will feature appearances, autograph and photo sessions with more than 100 Hall of Famers Saturday and Sunday. (Mark Duncan/Associated Press)

Jim Brown is introduced before the inaugural Pro Football Hall of Fame Fan Fest Friday, May 2, 2014, at the International Exposition Center in Cleveland. (Mark Duncan/Associated Press)

Newly-elected Hall of Famer Aeneas Williams, right, instructs youth league players during a punt, pass and kick competition at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame offensive lineman Art Shell helps with a youth league punt, pass and kick competition at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Marshall Faulk is introduced before the inaugural Pro Football Hall of Fame Fan Fest Friday, May 2, 2014, at the International Exposition Center in Cleveland. (Mark Duncan/Associated Press)

Hall of Fame defensive end Bruce Smith, left, joins newest member Aeneas Williams, right, for a youth punt, pass and kick competition at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame tight end Shannon Sharpe greets fans at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame coach Don Shula talks with members of the John Carroll University football team at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Cleveland Browns defensive end Billy Winn talks with youth league players at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame coach Forrest Gregg signs autographs at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame defensive end Carl Eller, right, signs autographs for fans at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Newly-elected Hall of Famer Aeneas Williams works with youth league players at a punt, pass and kick competition at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Famer Art Shell works with youth league players at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame coach Marv Levy signs autograph for fans at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. With openly gay player Michael Sam about the be drafted into the NFL, Levy and several other Hall of Famers believe he will be readily accepted into the league and won't endure any discrimination. (AP Photo/Mark Duncan)

Hall of Famers Bruce Matthews, left, and Shannon Sharpe joke during a session on the NFL draft at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Jonathan Ogden is introduced before the inaugural Pro Football Hall of Fame Fan Fest Friday, May 2, 2014, at the International Exposition Center in Cleveland. (Mark Duncan/Associated Press)

Hall of Fame quarterback Terry Bradshaw waves to the crowd before a private event in advance of the inaugural Pro Football Hall of Fame fan fest, Friday, May 2, 2014, in Cleveland. The fan fest will feature appearances, autograph and photo sessions with more than 100 Hall of Famers Saturday and Sunday. (Mark Duncan/Associated Press)

Hall of Famers Don Maynard, front row from left, Bob Brown, Joe Namath, and Rayfield Wright wait for a group photo before a private event in advance of the inaugural Pro Football Hall of Fame fan fest, Friday, May 2, 2014, in Cleveland. The fan fest will feature appearances, autograph and photo sessions with more than 100 Hall of Famers Saturday and Sunday. (AP Photo/Mark Duncan)

Marcus Allen is introduced before the inaugural Pro Football Hall of Fame Fan Fest Friday, May 2, 2014, at the International Exposition Center in Cleveland. (Mark Duncan/Associated Press)

Warren Sapp is introduced before the inaugural Pro Football Hall of Fame Fan Fest Friday, May 2, 2014, at the International Exposition Center in Cleveland. (Mark Duncan/Associated Press)

Hall of Fame tight end Shannon Sharpe talks with youth league players at the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame tight end Shannon Sharpe walks through the inaugural Pro Football Hall of Fame Fan Fest Saturday, May 3, 2014, at the International Exposition Center in Cleveland. (AP Photo/Mark Duncan)

Hall of Fame running back Franco Harris waves to the crowd as he and over 100 Hall of Famers were introduced before a private event in advance of the inaugural Pro Football Hall of Fame fan fest, Friday, May 2, 2014, in Cleveland. The fan fest will feature appearances, autograph and photo sessions with more than 100 Hall of Famers Saturday and Sunday. (Mark Duncan/Associated Press)

Barry Sanders is introduced before the inaugural Pro Football Hall of Fame Fan Fest Friday, May 2, 2014, at the International Exposition Center in Cleveland. (Mark Duncan/Associated Press)