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U.S. Marine Corps Col. Brian Mulvihill, right, the commanding officer of Marine Rotational Force – Darwin 24.3, shakes hands with Royal Australian Navy Capt. Mitchell Livingstone, the commanding officer of Headquarters Northern Command at Royal Australian Air Force Base Darwin, NT, Australia, March 24, 2024. MRF-D 24.3 is part of an annual six-month rotational deployment to enhance interoperability with the Australian Defence Force and Allies and partners and provide a forward-postured crisis response force in the Indo-Pacific. Mulvihill is a native of New York. (U.S. Marine Corps photo by Sgt. Cristian L. Bestul)