Senior Airman Tryphena Mayhugh
Staff Sgt. Matthew Duck, 7th Airlift Squadron loadmaster, removes an aircrew eye and respiratory protection system while flying in a C-17 Globemaster III during Exercise Rainier War near Moses Lake, Wash., June 6, 2018. The purpose of exercise was to highlight the C-17’s capabilities to perform the Air Force’s core competencies of rapid global mobility and precision engagement. (U.S. Air Force photo by Senior Airman Tryphena Mayhugh)