U.S. Air Force Tech Sgt. Brandon M. Guardado (left) and Staff Sgt. Cory C. Clary, with the 139th Logistics Readiness (139 LRS) Squadron replaces a clutch to a MAN 6x4 10-ton tractor at Royal Air Force Mildenhall, England, July 6, 2016. The 139 LRS were conducting deployment field training in their respective career fields as part of annual training requirements. (U.S Air National Guard photo by Senior Airman Patrick P. Evenson/Released)

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