U.S. Air Force aircrew from the 50th Air Refueling Squadron, MacDill Air Force Base, Fla., load luggage onto a KC-135 Stratotanker in Perth, Australia, Jan. 27, 2023, during Operation Vespucci. Two KC-135s stopped in Australia as they circumnavigated the Southern Hemisphere during the endurance mission. (U.S. Air Force photo by 2nd Lt. Kristin Nielsen)