Marines with the Ground Combat Element, Marine Rotational Force - Darwin conduct trilateral training during Exercise Southern Jackaroo, Shoalwater Bay Training Area, Queensland, Australia, May 21 to June 3, 2019. Southern Jackaroo is an exercise hosted by 6th Battalion, Royal Australian Regiment, in conjunction with MRF-D Marines and service members from the Japan Ground Self-Defense Force. <br /><br />(U.S. Marine Corps video by Cpl. Destiny Dempsey)<br />...<br /><a href="https://www.youtube.com/watch?v=697iJF_XehA" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=697iJF_XehA</a>