Staff Sgt. Mario D. Hinton, a vehicle operator for the 445th Logistics Readiness Squadron, Wright-Patterson Air Force Base, Ohio, checks the oil in a vehicle July 19, 2016 at Joint Base Elmendorf Richardson, Alaska. Hinton and his fellow reservists are helping the 673rdrd LRS ensure vehicles are prepared for their upcoming air show taking place July 30-31, 2016. (U.S. Air Force photo/Senior Airman Joel McCullough)