Gen. James M. Holmes, Air Combat Command commander, participates in a panel about the total force during the Air Force Association’s Air, Space and Cyber Conference Sept. 18, 2018, in National Harbor, Md. ASC18 is a professional development conference that offers an opportunity for Department of Defense personnel to participate in forums, speeches, seminars and workshops. (U.S. Air Force photo by Airman 1st Class Zoe M. Wockenfuss)