Col. Mark S. Larson, right, commander of the 931st Air Refueling Wing, receives the guidon from Maj. General John C. Flournoy Jr., commander 4th Air Force. Larson assumed command of the 931 ARW during a re-designation ceremony April 30, 2016, at McConnell Air Force Base, Kansas. The 931st Air Refueling Group was established in January 1963 as a troop carrier group and, after years of growth, was re-designated as the 931 ARW March5, 2016. (U.S. Air Force photo by Senior Airman Preston Webb)