MARINE CORPS BASE CAMP PENDLETON (Nov. 9, 2021) Secretary of the Navy (SECNAV) Carlos Del Toro gives a challenge coin to a Marine with 3rd Assault Amphibian Battalion, 1st Marine Division (1st MARDIV) during a visit at Marine Corps Base Camp Pendleton, California, Nov. 9, 2021. The SECNAV visited the base to meet with Marines and Sailors of 1st MARDIV and view new and experimental equipment being used throughout the Division. (U.S. Marine Corps photo by Lance Cpl. Cedar Barnes)