Col. Scott DeThomas, 6th Air Mobility Wing commander, and Bob Buckhorn, mayor of Tampa, unveil a plaque in honor of John F. Kennedy during a commemorative ceremony Nov. 18, 2013 at MacDill Air Force Base, Fla. MacDill and the city of Tampa was one of the last places President Kennedy visited before his untimely death in 1963.(U.S. Air Force photo/Senior Airman Jenay Randolph)