200608-N-VY537-1002 PORT HUENEME, Calif. (June 6, 2020) Builder 3rd Class John Seelbinder, left, and Steelworker Constructionmen Brandon Lawhon, assigned to Naval Mobile Construction Battalion (NMCB) 4, cut lumber for a sentry post construction project. The sentry post is being constructed 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)