Checkered Flag 2015
An F-22 Raptor and a T-38 Talon from Tyndall Air Force Base, Fla.; F-16 Fighting Falcons from Shaw AFB, S.C. and Eielson AFB, Alaska; F-35 Lightning II from Eglin AFB, Fla. sit on the Tyndall flightline Dec. 17 during the Checkered Flag 16-1 exercise. Checkered Flag 16-1 is a large-force exercise that simulates employment of a large number of aircraft from a simulated deployed environment. (U.S. Air Force photo by Senior Airman Sergio A. Gamboa/Released)