Two workers in the 309th Electronics Maintenance Group sand out walls for a tactical shelter April 29, 2020, at Hill Air Force Base, Utah. The 309th EMXG in the Ogden Air Logistics Complex provides repair and overhaul for exchangeable assets for a multitude of systems on a wide assortment of Air Force weapons systems including fighter aircraft, intercontinental ballistic missiles, powered aerospace ground equipment, tactical shelters, as well as refurbishment of radomes worldwide. (U.S. Air Force photo by Cynthia Griggs)