190314-N-MD802-2124 CAMP PENDLETON, Calif. (March 14, 2019) Builder 3rd Class Joseph Sheppard, from Minooka, Illinois, assigned to Navy Mobile Construction Battalion (NMCB) 5 operates a .50-caliber M281 machine gun while conducting a security sweep on Marine Corps Base Camp Pendleton, California, during exercise Pacific Blitz (PacBlitz19). Working hand-in-hand, the Navy expeditionary force and Marine Logistics Group capabilities complement each other in the building and defense of advanced naval bases. PacBlitz19 provides relevant training that replicates a realistic maritime threat environment designed to improve naval amphibious core competencies necessary for effective, global crisis response expected of the Navy and Marine Corps. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jack D. Aistrup/Released)