F-35 maintenance
Airman 1st Class Griffin Smith and Airman 1st Class William Manion, 33rd Maintenance Squadron aircraft fuels system repairman apprentices, don safety gear to prepare an F-35A Lightning II for maintenance at Eglin Air Force Base, Fla., Jan. 13. Fuel systems Airmen work on top of the jets to remove, repair, inspect, install and modify aircraft fuel systems. (U.S. Air Force Photo/Senior Airman Andrea Posey)