An aircraft technician from AVCON Industries tows the newly-modified C-21A out of a hangar for a final test flight with Air Force pilots Nov. 10, 2020, at Newton City Airport, Kansas. Stabilizing fins added to the aircraft will allow for smoother travel, take-off and landing for the C-21A airlift mission. (U.S. Air Force photo by Staff Sgt. Nathan Eckert)