190717-N-TP832-1044 PORT HUENEME, Calif. (July 17, 2019) Utilitiesman 1st Class Joshua Poirier, from Kalamazoo, Michigan, assigned to Naval Mobile Construction Battalion (NMCB) 3, demonstrates patrol formations to Seabees as part of the battalion’s Command Post Exercise (CPX) 1 on Dozer Field at Naval Base Ventura County, Port Hueneme. The CPX will increase readiness, and challenges NMCB-3’s command and control, communications and timely decision-making capabilities through real-world scenarios. (U.S. Navy photo by Mass Communication Specialist 2nd Class Michael Lopez/Released)