Heritage Flight 2018
A U.S. Air Force F-22 Raptor, F-16 Fighting Falcon, F-35 Lightning II, A-10C Thunderbolt II and a P-40 Warhawk perform a flyover during the annual Heritage Flight Training and Certification Course at Davis-Monthan Air Force Base, Ariz., March 4, 2018. During the course, aircrews practice ground and flight training to enable civilian pilots of historic military aircraft and U.S. Air Force pilots of current fighter aircraft to fly safely in formations together. (U.S. Air Force photo by Senior Airman Cheyenne A. Powers)