U.S. Marines with command element 5th Marine Regiment, Marine Rotational Force Darwin (MRF-D) 22, completed their six-month rotation in Australia. MRF-D is a yearly rotation where U.S. Marines, the Australian Defence Force, and other allied and partner nations enhance their interoperability and readiness posture in the Indo-Pacific region. (U.S. Marine Corps video by Cpl. Soline Skrzypczak)