Maj. Gen. James A. Jacobson, left, commander of the Air Force District of Washington and the 320th Air Expeditionary Wing, presents Col. Andrew M. Purath with the 11th Wing guidon in a change of command ceremony on Joint Base Andrews, Md., July 10, 2018. Purath was previously the vice commander of the 386th Air Expeditionary Wing, Southwest Asia. (U.S. Air Force photo by Airman Michael S. Murphy)