Billy Grimes, 733rd Logistics Readiness Division Utility Rail Branch engineer, communicates with his team before a transport mission at Fort Eustis, Va., Feb. 7, 2014. Grimes said the Fort Eustis rail team moved about 1,800 Humvees in 2004 in support of Operation Iraqi Freedom. (U.S. Air Force photo by Senior Airman Austin Harvill/Released)