RED FLAG participants take off
A U.S. Air Force KC-135 Stratotanker assigned to the 22nd Air Refueling Wing, McConnell Air Force Base, Kan., takes off from Eielson Air Force Base, Alaska, Aug. 20, 2015, during RED FLAG-Alaska (RF-A) 15-3. RF-A is a series of Pacific Air Forces commander-directed field training exercise for U.S. and partner nation forces, providing combined offensive counter-air, interdiction, close air support and large force employment training in a simulated combat environment. (U.S. Air Force photo by Staff Sgt. Joshua Turner/Released)