200513-N-TP832-1035 PORT HUENEME, California (May 20, 2020) Seabees assigned to Naval Mobile Construction Battalion 3 guide a concrete catch basin into place during a Seabee Technical Trainer underground utilities module as part of a command sustainment exercise. Seabees are the expeditionary engineering and construction experts of the naval service. They provide task-tailored, adaptable and combat-ready engineering and construction forces that deploy to support Navy objectives globally. (U.S. Navy photo by Mass Communication Specialist 2nd Class Michael Lopez/Released)