JOINT BASE ANDREWS, Md. – An F-22 Raptor, P-51 Mustang and an F-16 Fighting Falcon fly in formation during a U.S. Air Force Heritage Flight over the flightline here during the 2010 Joint Service Open House May 16. The Heritage Flight program presents the evolution of U.S. Air Force air power by flying today's state-of-the-art fighter aircraft in close formation with vintage fighter aircraft. JSOH offers an opportunity for the public to see military equipment from the Navy, Marines, Army, Air Force and Coast Guard. (U.S. Air Force photo by Airman 1st Class Kat Lynn Justen)