A U.S. Air Force KC-10 Extender aircrew perform a night aerial refueling on two A-10 Thunderbolt II's in support of Mobility Guardian 21 above Nothern Michigan, May 22, 2021. Conducted biennially, Mobility Guardian is the Air Force’s only formal, Total Force, service-level mechanism for assessing and validating capabilities in Rapid Global Mobility missions specified and implied within the 2018 National Defense Strategy.
(U.S. Air Force video by Senior Airman Hannah Strobel) More