Airman 1st Class Derek Riley, 437th Aircraft Maintenance Squadron maintainer, looks out at a C-17 Globemaster III being loaded during a readiness exercise Nov. 16, 2018 at Joint Base Charleston, S.C. To keep the training as realistic as possible, participants from across JB Charleston received the equipment, weapons and specialty uniform items they would use in real-world situations. The simulated scenarios enabled senior base leaders and subject matter experts to ensure the readiness of JB Charleston’s quick response capabilities.