190920-N-TP832-1107 PORT HUENEME, Calif. (Sept. 20, 2019) Builder 3rd Class Christopher Moore, from Pinole, California, assigned to Naval Mobile Construction Battalion (NMCB) 3, marks off a simulated contaminated zone during a chemical, biological and radiological team training course at Naval Base Ventura County in Port Hueneme, Calif. 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)