NFL quarterback Donovan McNabb during a portrait session at the NFL Network Studio on January 14, 2012 in Culver City, Ca. (AP Photo/Gary A. Vasquez)

Six-time Pro Bowl quarterback Donovan McNabb, left, laughs as Philadelphia Eagles owner Jeffrey Lurie looks on, during a news conference in Philadelphia, on Monday July 29, 2013, announcing that McNabb will officially retire a member of the Eagles. McNabb played 11 of his 13 seasons with the Eagles, leading them to eight playoff appearances, five NFC East titles, five conference championship games and one Super Bowl loss. (AP Photo/ Joseph Kaczmarek)

Six-time Pro Bowl quarterback Donovan McNabb, left, and Philadelphia Eagles owner Jeffrey Lurie embrace before a news conference in Philadelphia, on Monday July 29, 2013, announcing that McNabb will officially retire a member of the Eagles. McNabb played 11 of his 13 seasons with the Eagles, leading them to eight playoff appearances, five NFC East titles, five conference championship games and one Super Bowl loss. (AP Photo/ Joseph Kaczmarek)

Minnesota Vikings quarterback Donovan McNabb looks to pass in the second half of an NFL football game against the Tampa Bay Buccaneers in Minneapolis, Sunday, Sept. 18, 2011. (AP Photo/Charlie Neibergall)

Minnesota Vikings quarterback Donovan McNabb is all smiles after winning their preseason NFL football game against the Seattle Seahawks 20-7, Saturday, Aug. 20, 2011, in Seattle. (AP Photo/Ted S. Warren)

Minnesota Vikings quarterback Donovan McNabb (5) scores a rushing touchdown during a Week 5 NFL football game against the Arizona Cardinals on October 9, 2011 in Minneapolis, Minnesota. The Vikings won 34-10. (AP Photo/David Stluka)

Minnesota Vikings Donovan McNabb, right, stands with his team before first half of a preseason NFL football game against the Seattle Seahawks, Saturday, Aug. 20, 2011, in Seattle. (AP Photo/Ted S. Warren)

Washington Redskins quarterback Donovan McNabb (5) tips his hat to the crowd as he walks off the field after an NFL football game against the New York Giants on Sunday, Jan. 2, 2011, in Landover, Md. (AP Photo/Evan Vucci)

Washington Redskins quarterback Donovan McNabb #5 throwing the football during an NFL game, Washington Redskins against the New York Giants, week thirteen, on Sunday, December 5, 2010 at The New Meadowland Stadium in East Rutherford, New Jersey. The Giants beat the Redskins 31-7. (AP Photo/David Drapkin)

Washington Redskins quarterback Donovan McNabb passes during the first half of an NFL football game against the Tampa Bay Buccaneers in Landover, Md., Sunday, Dec. 12, 2010. (AP Photo/Evan Vucci)

Washington Redskins quarterback Donovan McNabb smiles during an introductory news conference at Redskins Park on Tuesday, April 6, 2010, in Ashburn, Va. (AP Photo/Evan Vucci)

Philadelphia Eagles quarterback Donovan McNabb (5) looks for a receiver during the first quarter against the Chicago Bears in an NFL football game in Chicago, Sunday, Nov. 22, 2009. (AP Photo/Nam Y. Huh)

NFC quarterback Donovan McNabb tries to avoid Kyle Vanden Bosch of the AFC during the 2010 Pro Bowl in Miami Gardens, FL on January 31, 2010. The AFC defeated the NFC 41-34.(Ben Liebenberg/NFL.com)

Philadelphia Eagles' Donovan McNabb (5) jumps over teammate Jermane Mayberry (71) and Washington Redskins' Mark Carrier (27) in the first quarter in Landover, Md., Sunday, Nov. 26, 2000. (AP Photo/Stephen J. Boitano)

Philadelphia Eagles quarterback Donovan McNabb, left, learns how to hula dance as he follows the moves of Aureane Tseu during the NFC All-Star team photo day at the Arizona Memorial Stadium Saturday, Feb. 3, 2001, in Honolulu. McNabb replaced Kurt Warner of the St. Louis Rams, who is still suffering from a concussion. (AP Photo/Kevork Djansezian)

Philadelphia Eagles quarterback Donovan McNabb, right, rides with his mother, Wilma, in the "Mama's Boys" and their Mom's Tackle Hunger race Tuesday, Jan. 27, 2004, in Houston. McNabb, New York Giants' Michael Strahan, Tampa Bay Buccaneers' John Lynch and their mothers participated in the Chunky Wagon Challenge race, a race to help raise donations for America's Second Harvest food banks. (AP Photo/Brett Coomer)

Philadelphia Eagles quarterback and Santa Claus portrayer Donovan McNabb, left, asks 3-year-old Colin Wilkinson of Plymouth Meeting, Pa., how old he is during a visit to the Ronald McDonald House in Philadelphia on Monday, Dec. 23, 2002. McNabb is rehabbing a broken ankle suffered six games ago. (AP Photo/Douglas M. Bovitt)

Philadelphia Eagles quarterback Donovan McNabb (5) clowns for photographers as head coach Andy Reid advised that it was time to clear the field during a walk through at Alltel Stadium in Jacksonville, Fla., on Saturday, Feb. 5, 2005. Super Bowl XXXIX will feature the Philadelphia Eagles against the New England Patriots on Sunday, Feb. 6.. (AP Photo/Rusty Kennedy)

New England Patriots quarterback Tom Brady is congratulated by Philadelphia Eagles quarterback Donovan McNabb after the Patriots won 24-21 in Super Bowl XXXIX at Alltel Stadium on Sunday, Feb. 6, 2005, in Jacksonville, Fla. (AP Photo/Elaine Thompson)

Philadelphia Eagles quarterback Donovan McNabb, right, signs autographs for members of the Armed Forces based in Pennsylvania following practice at training camp in Bethlehem, Pa., Thursday, Aug. 11, 2005. (AP Photo/Bradley C Bower)

Philadelphia Eagles quarterback Donovan McNabb holds his helmet while standing on the sidelines at training camp in Bethlehem, Pa., Saturday, Aug. 13, 2005. (AP Photo/Bradley C Bower)

Philadelphia Eagles quarterback Donovan McNabb rushes the ball up the field against the Baltimore Ravens during the first quarter of their pre-season game Saturday, Aug. 20, 2005 in Baltimore.(AP Photo/Chris Gardner)

Philadelphia Eagles quarterback Donovan McNabb (5) and Dallas Cowboys quarterback Drew Bledsoe (11) greet each other after their game in Irving, Texas, Sunday Oct. 9, 2005. Dallas won, 33-10. (AP Photo/Tim Sharp)

Philadelphia Eagles' Donovan McNabb, center left, talks with Washington Redskins' Jason Campbell after an NFL football game, Sunday, Nov. 29, 2009, in Philadelphia. Philadelphia won 27-24. (AP Photo/Matt Slocum)

Philadelphia Eagles' Donovan McNabb runs onto the field before an NFL football game against the Washington Redskins, Sunday, Nov. 29, 2009, in Philadelphia. (AP Photo/Matt Slocum)

Philadelphia Eagles quarterback Donovan McNabb (5) during an NFL football game against the Washington Redskins, Sunday, Nov. 29, 2009, in Philadelphia. (AP Photo/Michael Perez)

Syracuse quarterback Donovan McNabb poses with family and friends after being chosen by the Philadelphia Eagles as the team's first pick, second overall, in the NFL draft in New York Saturday, April 17, 1999. (AP Photo/Mark Lennihan)