U.S. Air Force F-15C Eagle aircraft assigned to the 125th Fighter Wing, Florida Air National Guard sit on the flight line at Eielson Air Force Base, Alaska, June 26, 2014, during Red Flag-Alaska 14-2. Red Flag-Alaska is a series of Pacific Air Forces commander-directed field training exercises 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.