Republic of Korea Air Force (ROKAF) Maj. Lee Dong Seop, a ROKAF F-16D Fighting Falcon pilot, gathers his focus in front of his aircraft, Aug. 11, 2015, prior to the launch of a RED FLAG-Alaska (RF-A) 15-3 sortie from Eielson Air Force Base, Alaska. The ROKAF flew a squadron of F-16Ds across the Pacific Ocean to train in the Joint Pacific Alaska Range Complex’s 67,000 square miles of airspace for two weeks of realistic combat flying training throughout RF-A 15-3. (U.S. Air Force photo by 1st Lt. Elias Zani/Released)

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Photo by: 1st Lt. Elias Zani |  VIRIN: 150811-F-CK890-033.JPG