U.S. Airmen assigned to the 351st Air Refueling Squadron and the 100th Aircraft Maintenance Squadron prepare to inspect a KC-135 Stratotanker aircraft before taking part in a Bomber Task Force mission at Royal Air Force Mildenhall, United Kingdom, April 12, 2021. Strategic bomber missions familiarize aircrew with air bases and operations in different geographic combatant commands’ operation areas. (U.S. Air Force photo by Tech. Sgt. Emerson Nuñez)