Gen. Jeffrey L. Harrigian (center), United States Air Forces Europe and United States Air Forces Africa commander, uses a virtual reality flight simulator during a visit to Detachment 24 at Joint Base San Antonio-Randolph, Texas, June 24, 2019. PTN is an Air Education and Training Command program to explore and prototype a pilot training environment that integrates various technologies to produce pilots in a learning-focused manner. (U.S. Air Force photo by Sean M. Worrell)