Airman 1st Class Nathaniel Winters, 8th Maintenance Squadron inspection team member, inspects the landing gear of an F-16 Fighting Falcon at Kunsan Air Base, Republic of Korea, Dec. 6, 2016. Phase inspections are performed on aircraft every 400 flight hours and involve procedural maintenance actions that require robust attention to detail. (U.S. Air Force photo by Senior Airman Colville McFee/Released)