04:33 50 BMG AR-15 – KICKS LIKE A MULE! Billy found a guy with a cool AR-15 with a .50 BMG upper and gets a chance to shoot it. 0
04:33 LS3 Robotic Pack Mule Field Testing by US Military Lance Cpl. Dieckmann leads the Legged Squad Support System (LS3) through an open field at Kahuku Training Area. The LS3 Legged Squad Support System is experimental technology being tested by … 0