U.S. Air Force Reserve Col. Christopher T. Lay, commander, 913th Airlift Group, speaks to a crowd of family, friends and co-workers during the change of command ceremony for the 327th Airlift Squadron at Little Rock Air Force Base, Ark., Dec. 2, 2017. Lt. Col. Daniel Collister took the reins of the 327 AS from Col. Neil Hede. (U.S. Air Force photo by Master Sgt. Jeff Walston/Released)