U.S. Air Force Maj. Gen. Mark Camerer, U.S. Air Force Expeditionary Center commander, presents a certificate for the Legion of Merit to Col. Marc E. Greene, outgoing 628th Air Base Wing commander, during the 628th ABW Change of Command Ceremony at Joint Base Charleston, South Carolina, July 15, 2022. Since the beginning of his command in May 2020, Greene has led Team Charleston through a global pandemic, their first Air Show in four years and the largest humanitarian airlift of all time: Operation Allies Refuge. (U.S. Air Force photo by Senior Airman Sara Jenkins)