Lt. Col. Alfred Rosales, 6th Attack Squadron commander, explains remotely piloted aircraft operations to a contingent of Argentine air force officials including Brig. Gen. Enrique Amrein, Argentine air force chief of staff, at Holloman Air Force Base, N.M., July 20, 2017. While at Holloman, Amrein learned about the remotely piloted aircraft training program and what pilots, sensor operators and maintainers experience during their time here. (U.S. Air Force photo by Senior Airman Chase Cannon)