U.S. Army Sgt. Keri Pfeifer with the 1244th Transportation

U.S. Army Sgt. Keri Pfeifer with the 1244th Transportation Motor Transport Battalion, Illinois Army National Guard, demonstrates preventive maintenance checks and services on a U.S. Army M915a5 Line-Haul Tractor Truck with British Soldiers of the 27th Regiment and the 154th Scottish Regiment, Royal Logistic Corps, British Army, in support of the Golden Coyote training exercise at Camp Rapid, S.D., June 12, 2016. The Golden Coyote exercise is a three-phase, scenario-driven exercise conducted in the Black Hills of South Dakota and Wyoming, which enables commanders to focus on mission essential task requirements, warrior tasks and battle drills. (U.S. Army photo by Spc. Kristen Root/Released)