Army quartermaster: A vessel’s living compass
U.S. Army Spc. Miguel Ruelas Trejo, 335th Transportation Detachment, 7th Transportation Brigade (Expeditionary) quartermaster, looks out at Third Port while aboard the General Frank S. Besson-class logistics support vessel at Joint Base Langley-Eustis, Va., June 23, 2017. While entering or leaving a port, a quartermaster will steer the vessel with direction from the officer on duty. (U.S. Air Force photo/Airman 1st Class Kaylee Dubois)