U.S. Marine Corps Staff Sgt. Daniel Newman, instructor, Logistics Operations School (LOS), Marine Corps Combat Service Support Schools, instructs Marine students on how to properly waterproof a pallet of cargo during a practical application exercise aboard Camp Johnson, N.C., Oct. 16, 2013. The instructors of LOS teach student Marines how to properly load, build, and secure pallets of cargo for transport. (U.S. Marine Corps Combat Camera photo by Sergeant Mark E. Morrow/Released)