U.S. Air Force Staff Sgt. Matthew Messina, 423rd Mobility Training Squadron operations intelligence analyst, shows Gen. Jacqueline Van Ovost, AMC commander, a threat trainer system that Mobility Air Forces Intelligence Formal Training Unit students utilize during the course, April 21, 2021, at the U.S. Air Force Expeditionary Center headquarters on Joint Base McGuire-Dix-Lakehurst, New Jersey. (U.S. Air Force photo by Air Mobility Command)