Jeff Pierce, 570th Aircraft Maintenance Squadron maintainer,

Jeff Pierce, 570th Aircraft Maintenance Squadron maintainer, briefs Air Force Secretary Heather Wilson about F-35 depot maintenance during a base visit Jan. 23, 2019, at Hill Air Force Base, Utah. The 570th AMXS is part of the Ogden Air Logistics Complex at Hill AFB, which is responsible for depot maintenance, repair, overhaul and modification of the A-10, C-130, T-38, F-16, F-22, F-35 and the Minuteman III Intercontinental Ballistic Missile system. (U.S. Air Force photo by R. Nial Bradshaw)