U.S. Air Force F-16 Fighting Falcons from Kunsan Air Base, Republic of Korea, prepare for the first flight of exercise RED FLAG-Alaska 12-1, Eielson Air Force Base, Alaska, Oct. 7. RF-A is conducted in the Joint Alaska Range Complex, a 67,000 square mile training range, which provides participants eight to 10 simulated combat sorties. (U.S. Air Force photo/Staff Sgt. Christopher Boitz/Released)