An F-16 Fighting falcon assigned to the 36th Fighter Squadron, Osan Air Base, engages a barrier during an annual certification test of the Aircraft Arresting System at Yokota Air Base, Japan, June 1, 2017. Airmen from the 374 CES and 374th Operations Support Squadron are responsible for setting up the system and logging any deficiencies during the test. (U.S. Air Force photo by Yasuo Osakabe)