Marines with 8th Engineer Support Battalion, 2nd Marine Logistics Group, nail felt paper, a water-proofing and insulating material, to the roof of a building aboard Camp Lejeune, N.C., March 31, 2015. Engineers with 8th ESB built a storage facility for the unit’s martial arts equipment as training for an upcoming deployment. The Marines will use the same skills to construct schools and other facilities overseas. (U.S. Marine Corps photo by Cpl. Elizabeth A. Case/Released)