U.S. Marines assigned to Bravo Company, 1st Battalion, 5th Marine Regiment, conduct a company helo assault during Exercise Koolendong 2014 at Bradshaw .br U.S. Marines with B Company, 1st Battalion, 5th Marine Regiment, currently assigned to Marine Rotational Force Darwin, conduct a heliborne assault on an .br U.S. Marines assigned to Bravo Company, 1st Battalion, 5th Marine Regiment, conduct a company helo assault during Exercise Koolendong 2014 at Bradshaw .br Marines with Bravo Company, 1st Battalion, 5th Marine Regiment, Marine Rotational Force-Darwin conduct live-fire ranges at Bradshaw Field Training Area .