U.S. President Barack Obama holds a headband presented to him by Jim McMahon (not pictured) quarterback of the 1985 Chicago Bears, as Obama honors the Super Bowl-winning Chicago Bears NFL team on the South Lawn of the White House in Washington, October 7, 2011. In 1986, the team’s White House reception was cancelled due to the Space Shuttle Challenger tragedy. At right is Buddy Ryan, the then Defensive Co-Ordinator of the team. REUTERS/Jason Reed (UNITED STATES – Tags: POLITICS SPORT FOOTBALL)