NORTHERN TERRITORY, Australia (Sept. 9, 2020) Marines with Ground Combat Element, Marine Rotational Force - Darwin and Australian Defence Force members conduct combined breaching maneuvers for Exercise Koolendong in Northern Territory, Australia, Sept. 9, 2020. Koolendong will exercise the Marine Corps' and ADF's ability to conduct a range of crisis response and contingency operations in the Indo-Pacific region. (U.S. Marine Corps photo by Cpl. Sarah Marshall)