A C-17 Globemaster III taxis on the runway at Joint Base Charleston, S.C. July 18, 2017. The C-17 is capable of rapid strategic delivery of troops and all types of cargo to main operating bases or directly to forward bases in a deployment area. The aircraft can perform tactical airlift and airdrop missions and can transport litters and ambulatory patients during aeromedical evacuation.

Senior Airman James Crance, 437th Aircraft Maintenance Squadron crew chief, fastens a screw to the exterior of a C-17 Globemaster III at Joint Base Charleston, S.C. July 17, 2017. The 437th AMXS is made up of combat-ready maintainers who inspect and service JB Charleston’s fleet of C-17s. The maintenance these Airmen perform enables Air Mobility Command’s mission to execute and sustain rapid global mobility at a moment’s notice.

Airman 1st Class Zack Beard, 437th Aircraft Maintenance Squadron crew chief, adds oil to one of four engines mounted on a C-17 Globemaster III at Joint Base Charleston, S.C. July 17, 2017. The 437th AMXS is made up of combat-ready maintainers who inspect and service JB Charleston’s fleet of C-17s. The maintenance these Airmen perform enables Air Mobility Command’s mission to sustain rapid global mobility at a moment’s notice.

Airman 1st Class Jack Figgatt, 437th Maintenance Squadron aerospace ground equipment technician, fuels supporting ground equipment on the flightline on Joint Base Charleston, S.C. July 17, 2017. The 437th Airlift Wing maintainers enable aircraft and personnel to perform global airlift missions ranging from combat support operations, humanitarian relief and aeromedical evacuations.

Staff Sgt. Stephen Gasperic, 437th Aircraft Maintenance Squadron crew chief, performs a tire change on a C-17 Globemaster III on the flightline at Joint Base Charleston, S.C. July 17, 2017. The C-17’s airlift capabilities are used to deploy U.S. armed forces anywhere in the world within hours. Additionally the C-17’s help sustain troops in conflict, humanitarian, airlift and airdrop efforts.

Airman 1st Class Steven Arroyo-Rivera, 437th Aircraft Maintenance Squadron crew chief, directs a C-17 Globemaster III on the flightline at Joint Base Charleston, S.C. July 17, 2017. The C-17’s airlift capabilities are used to deploy U.S. armed forces anywhere in the world within hours. Additionally the C-17’s help sustain troops in conflict, humanitarian, airlift, and airdrop efforts.