U.S. Marine Corps Gunnery Sgt. Jonathan Spencer, a

U.S. Marine Corps Gunnery Sgt. Jonathan Spencer, a communication strategy and operations chief assigned to the 13th Marine Expeditionary Unit, films well deck operations aboard the USS Essex (LHD 2) during Exercise Dawn Blitz, Oct. 25, 2017. 1st Marine Expeditionary Brigade and Expeditionary Strike Group 3 continue to combine efforts to revitalize, refine, and strengthen fundamental amphibious capabilities, and reinforce the Navy and Marine Corps team. (U.S. Marine Corps photo by CWO4 Jonathan C. Knauth)