RED FLAG-Alaska
Members of the South Korean air force inspect their F-16D Fighting Falcon prior to launch at Eielson Air Force Base, Alaska, Aug. 4, 2015. The South Korean air force is participating in RF-A 15-3, a Pacific Air Forces 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/1st Lt. Elias Zani)