Crew chiefs from the 374th Aircraft Maintenance Squadron await a C-130J Super Hercules engine to start during Exercise Beverly Morning 17-05 at Yokota Air Base, Japan, Aug. 18, 2017. The training is designed to test the ability of Airmen to survive in austere environments with chemical, biological, radiological, nuclear and explosive hazards. (U.S. Air Force photo by Yasuo Osakabe)