PACIFIC OCEAN (March 22, 2021) Marines with the 11th Marine Expeditionary Unit and Sailors assigned to the San Antonio-class amphibious transport dock ship USS Portland (LPD 27) prepare to conduct a replenishment-at-sea with the dry cargo and ammunition ship USNS Richard E. Byrd (T-AKE 4). Navy and Marine Corps integration training provides the Essex Amphibious Ready Group/11th MEU its first opportunity to plan, brief, and execute multiple mission packages. The Essex ARG is underway conducting routine operations in U.S. 3rd Fleet. (U.S. Marine Corps photo by Sgt. Alexis Flores)