A KC-46A Pegasus parks after performing multiple flight maneuvers April 30, 2020, at North Auxiliary Airfield, South Carolina. The airfield is designed to test airframes and train aircrew in low-light environments. The testing data will be used to advance research in aerial refueling and night flying operations using night vision goggles. (U.S. Air Force photo by Airman 1st Class Marc A. Garcia)