TIRE FLIP U.S. Marines flip tires during squad competition at Robertson Barracks, Northern Territory, Australia, June 4, 2014. Each squad was required to complete several infantry obstacles and events. The Marines are part of Charlie Company, 1st Battalion, 5th Marine Regiment, assigned to Marine Rotational Force-Darwin. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 206615-D-XSR61-230.jpg Photo Gallery