200608-N-VY537-1001 PORT HUENEME, Calif. (June 8, 2020) Builder 3rd Class John Seelbinder, assigned to Naval Mobile Construction Battalion (NMCB) 4, cuts lumber for a sentry post construction project during the battalion’s technical exercise. Seabees are the expeditionary engineering and constructions 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 Lt. j. g. Wesley Richins/Released)