Airman 1st Class Nghia Tong, 113th Maintenance Squadron tactical aircraft mechanic, tightens a screw on a leading edge flap of an F-16 Fighting Falcon during an aircraft inspection at Joint Base Andrews, Md., March 27, 2017. Aircraft Inspections are conducted to ensure the F-16’s are prepared to support the 113th Wing’s 24/7 alert fighter defense mission to the National Capital Region. (U.S. Air Force photo by Airman 1st Class Gabrielle Spalding)