U.S. Marines with Ground Combat Element, Marine Rotational Force - Darwin, conduct offensive and defensive operations for Exercise Koolendong at Mount Bundey Training Area, Northern Territory, Australia, Sept. 5, 2020. <br /><br />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. <br /><br />(U.S. Marine Corps photo by Cpl. Lydia Gordon)<br /><br />
