U.S. Marine Brig. Gen. James A. Ryans, the assistant division commander of 1st Marine Division, and U.S. Navy medical personnel discuss a mass casualty drill during Steel Knight 23 at Naval Hospital Camp Pendleton on Marine Corps Base Camp Pendleton, California, Dec. 7, 2022. Steel Knight is an annual combined arms live-fire exercise which ensures 1st MARDIV is optimized for naval expeditionary warfare in contested spaces, and is purpose-built to facilitate future operations afloat and ashore. 1st Marine Division,MV-22B Osprey,Naval Hospital Camp Pendleton,SK23,Steel Knight,U.S. Navy,

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