C-17 Globemaster III instructor pilots assigned to the 58th Airlift Squadron experiment with a new virtual, high-resolution, night vision goggle (NVG) training system, Dec. 9, 2019, at Altus Air Force Base, Okla. The new virtual NVG system allows students to have a more hands on and realistic learning experience, better preparing them for future flight. (U.S. Air Force photo by Airman 1st Class Breanna Klemm)