A 75th Fighter Squadron A-10 Thunderbolt II pilot performs preflight checks on his aircraft before a morning Combat Hammer sortie Nov. 2 at Eglin Air Force Base, Fla. A-10s, F-16s, F-22s and MQ-9s visited the base to participate in the 53rd Wing exercise. The 86th Fighter Weapons Squadron’s Combat Hammer is a weapons system evaluation program for air-to-ground munitions. (U.S. Air Force photo/Samuel King Jr.)