Tech. Sgt. Robert Preston, 423rd Mobility Training Squadron Formal Training School NCO in charge, explains how the Joint Inspection Simulator is used during training to Gen. Jacqueline Van Ovost, Air Mobility Command commander, and Chief Master Sgt. Brian Kruzelnick, AMC command chief, during the AMC command team visit to the USAF Expeditionary Center at Joint Base McGuire-Dix-Lakehurst, New Jersey, Dec. 10, 2020. Van Ovost and Kruzelnick visited USAF Expeditionary Center Airmen to give them the opportunity to showcase their contributions to the mission. (U.S. Air Force photo by Master Sgt. Ashley Hyatt)