An F-15K Slam Eagle taxis down the Eielson Air Force Base, Alaska, flight line Oct. 10, 2016, during Red Flag-Alaska 17-1. Red Flag-Alaska is a Pacific Air Forces commander-directed field training exercise and is vital to maintaining peace and stability in the Indo-Asia-Pacific region. The F-15K is assigned to the South Korea air force. (U.S. Air Force photo/Master Sgt. Karen J. Tomasik)