A U.S. Air Force aircrew, assigned to the 816th Expeditionary Airlift Squadron, prepare to load qualified evacuees aboard a U.S. Air Force C-17 Globemaster III during the evacuation of Americans and allied Afghans at Hamid Karzai International Airport, Afghanistan, Aug. 21, 2021. Mass evacuation by U.S. forces ended Aug. 30, but individual efforts continue.