Republic of Korea Air Force (ROKAF) Warrant Officer Dongjun Lee, a ROKAF maintenance officer, signals to the pilots of a ROKAF F-16D Fighting Falcon after marshaling the aircraft through an unexpected rainstorm for a RED FLAG-Alaska (RF-A) 15-3 sortie, Aug. 11, 2015 at Eielson Air Force Base, Alaska. RF-A sorties are conducted for the full two-weeks, rain or shine, barring extreme inclement weather, providing participants with unparalleled training in the world’s largest instrumented air, ground and electronic combat training range in the world, the Joint Pacific Alaska Range Complex. (U.S. Air Force photo by 1st Lt. Elias Zani/Released)