July 16, 2020 KC-46 Completes Its First Aeromedical Evacuation Mission Airmen from the 931st Air Refueling Squadron and 22nd Aircraft Maintenance Squadron participated in a Total Force mission to test capabilities of the KC-46A Pegasus during its first aeromedical evacuation on July 10, 2020.Over the course of six flights and 17 hours, the mission, which originated at