Air Education Training Command Commander Lt. Gen. Steven Kwast, right, and Sheppard Air Force Base leadership welcome Under Secretary of the Air Force, Matthew P. Donovan at Sheppard AFB, Texas, Feb. 14, 2019. Donovan is visiting AETC bases to see how they are innovating training with technology. (U.S. Air Force photo by Airman 1st Class Madeleine E. Remillard)