190314-N-MD802-1565 CAMP PENDLETON, Calif. (March 14, 2019) Lt. Leslie Alvarez, from Delano, California, assigned to Coastal Riverine Group (CRG) 1, works in the headquarters operations center on Marine Corps Base Camp Pendleton, California, during exercise Pacific Blitz 2019 (PacBlitz19). CRG-1 provides a command and control element to Navy Expeditionary Forces participating in the exercise. 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)