Just a phase: Preventative maintenance keeps jets airborne, pilots safe, mission successful
U.S. Air Force Airmen 1st Class Kristi Drake and Cody HaysFugate, 51st Maintenance Squadron inspection section technicians, replace a navigational tail light on an F-16 Fighting Falcon aircraft in the Phase Hangar at Osan Air Base, Republic of Korea on Aug. 28, 2017. During the tip to tail inspection and refurbish in the Phase Hangar, the maintainers meticulously search for and repair damage such as cracks in the structure and aircraft coating, system malfunctions, frayed wires and broken hydraulic lines. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)