A 35th Fighter Squadron F-16 Fighting Falcon taxis on the Kunsan Air Base runway as an 80th Fighter Squadron F-16 Fighting Falcon takes off during Exercise Buddy Wing 15-4 at Kunsan Air Base, Republic of Korea, July 16, 2015. The five-day quarterly operational readiness exercise enhanced strategic capabilities at Kunsan by generating combat airpower in a simulated chemical, biological, radiological, nuclear and high-yield explosive environment. (U.S. Air Force photo by Senior Airman Katrina Heikkinen/Released)