U.S. Air Force Maj. Gen. Theresa Carter, Air Force Installation and Mission Support Center commander, and Col. Russell Hula, participate in a ceremony marking Hula’s assumption of command of the detachment at Joint Base Langley-Eustis, Va., April 24, 2015. AFIMSC will perform major command-level installation and mission support activities, and serve as the single intermediate-level headquarters providing installation and expeditionary support to 77 major installations, 10 MAJCOMs and two direct reporting units. (U.S. Air Force photo by Senior Airman Kayla Newman/Released)