A ground transportation specialist assigned to the 48th Logistics Readiness Squadron performs perimeter security overwatch for a simulated helicopter landing zone at the Stanford Training Area, Suffolk, England, Aug. 4, 2018. Contingency Operational Readiness Training is divided into four phases, the fourth phase training and testing the ground transportation specialist on weapons operation, convoy operations and Military Operations in Urban Terrain (MOUT). (U.S. Air Force photo/ Airman 1st Class John A. Crawford)