Tuskegee Airman and retired Chief Master Sgt. Grant Williams Sr. autographs a paper printout of the Congressional Gold Medal during a ribbon cutting ceremony at the Langley Main Exchange April 25. The ceremony marked the opening of a permanent display of Tuskegee Airmen memorabilia in the exchange, next to the food court. President Bush and Congress awarded the Congressional Gold Medal to the Tuskegee Airmen March 29 in Washington D.C., for their efforts in World War II. (U.S. Air Force photo/Staff Sgt. Katrina Shellman)