U.S. Army Staff Sgt. George Sulligan, boatswain, 1099th Transportation Detachment, 10th Battalion, 7th Transportation Brigade, teaches Sgt. Moryba Gbane, vehicle operator, 149th Seaport Operations Company, 10th Bn., 7th Trans. Bde. (Ex.)., the proper way to secure a container on Fort Eustis' 3rd Port at Joint Base Langley-Eustis, Va., Feb. 1, 2018. Stable and secure cargo was a key training element for the exercise. (U.S. Air Force photo by Airman 1st Class Monica Roybal)