U.S. Army Reserve Pvt. Joshua Thomas, a railway operations student with the Maritime Intermodal Training Department, practices electrical techniques during the railway operations course at Fort Eustis, Va., Oct. 16, 2015. Throughout the four-week course, students learned an overview of railway operations to enable them to advise and assess rail operations worldwide. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)