U.S. Air Force Maj. Gen. John Gordy, U.S. Air Force Expeditionary Center commander and Chief Master Sgt. Kristopher Berg, Air Force Expeditionary Center command chief, watch a virtual reality demonstration at the 721st Aircraft Maintenance Squadron during a 521st Air Mobility Operations Wing visit at Ramstein Air Base, Germany, Jan. 29, 2020. The 721st AMXS highlighted their innovative virtual reality training program that allows their members to get familiar with aircraft maintenance before stepping on a flight line, ultimately saving time and funds. The U.S. Air Force Expeditionary Center is the Air Force's center of excellence for rapid global mobility and expeditionary agile combat support training and education. (U.S. Air Force photo by Senior Airman Milton Hamilton)