An F-22A Raptor from Langley Air Force Base, Va., an F-4 Phantom from Holloman Air Force Base, N.M., an F-16 Fighting Falcon and an A-10 Thunderbolt II fly in diamond formation over Tucson, Ariz., Sunday, March 5, 2006, during the Air Combat Command Heritage Conference at Davis-Monthan Air Force Base. Lt. Col. Michael Shower flew the F-22A and Lt. Col. Charles Hainline flew the F-4. Capt. Dax Cornelius, a member of the West Coast Demonstration Team, flew the F-16, and Capt. Jeff Yost of the East Coast Demonstration Team flew the A-10. [U.S. Air Force photo by Tech. Sgt. Ben Bloker]