U.S. Air Force Airman Sebastian Gieralt, 437th Aircraft Maintenance Squadron crew chief, checks a C-17 Globemaster III engine at Joint Base Charleston, Jan. 3, 2023. The 437th AMXS prepared 24 C-17s to conduct a mission generation exercise that integrated Air Force, Marine, and Army forces across five operating locations, leveraging rapid mobility to maximize lethality. (U.S. Air Force photo by Airman 1st Class Caleb Parker)