RED FLAG participants take off
An F-16 Fighting Falcon takes off Oct. 15, 2014, at Eielson Air Force Base, Alaska, during Red Flag-Alaska 15-1. Air Force officials announced April 14, 2015, that Eielson AFB will retain the 18th Aggressor Squadron and its assigned 18 F-16 aggressor aircraft. (U.S. Air Force photo/Senior Airman Peter Reft)