181030-M-PJ332-006 TINIAN, Commonwealth of the Northern Mariana Islands (Oct. 30, 2018) A lightweight water purification system sits on a beach near a community park in Tinian, Commonwealth of the Northern Mariana Islands, Oct. 30, 2018. Marines with the 31st Marine Expeditionary Unit (MEU) and Combat Logistics Battalion 31 arrived in Tinian, Oct. 29, 2018, in the wake of Super Typhoon Yutu as part of the U.S. Defense Support of Civil Authorities (DSCA) effort. The Marines are in Tinian to assist relief efforts in the wake of Super Typhoon Yutu, the largest typhoon to ever hit a U.S. territory. The 31st MEU, the Marine Corps’ only continuously forward-deployed MEU, provides a flexible force ready to perform a wide-range of military operations across the Indo-Pacific region. (U.S. Marine Corps photo by Gunnery Sgt. T. T. Parish/Released)