Under Secretary of the Air Force Matthew Donovan visits the 365th Training Squadron at Sheppard Air Force Base, Texas, Feb. 14, 2019. Donovan visited to see the new technology that will improve the training at Sheppard and reduce the amount of on-the-job training needed for heavy avionics technicians. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)

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Photo by: Airman 1st Class Pedro Tenorio |  VIRIN: 190214-F-YT646-0155.JPG