Tech. Sgt. Javier, 380th Aircraft Maintenance Squadron Extender Aircraft Maintenance Unit crew chief, marshals a KC-10 Extender August 3, 2017, at Al Dhafra Air Base, United Arab Emirates. The KC-10 mission relies on much more than just pilots and boom operators; a team of maintenance Airmen works around the clock to prepare aircraft for flight. (U.S. Air Force photo by Senior Airman Preston Webb)