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U.S. Marine Corps Capt. Thomas Broadwater, assistant operations officer with Ground Combat Element, Marine Rotational Force - Darwin, and Australian Defence Force Army Capt. Nic Alexandrou, discuss the scheme and manuever for 5th Battalion, Royal Australian Regiment fire and attacks, as well as procedures at each others' respective combat operations centers during Exercise Koolendong at Mount Bundey Training Area, Northern Territory, Australia, Sept. 6, 2020. Koolendong will exercise the Marine Corps' and Australian Defence Force's ability to conduct a range of crisis response and contingency operations in the Indo-Pacific region.