A U.S. Marine operates an M249 squad automatic weapon during a bilateral combined arms live-fire exercise during Exercise Cobra Gold 2012 in Muang Kom, Thailand, Feb. 15, 2012. A U.S. Marine operates an M249 squad automatic weapon during a bilateral combined arms live-fire exercise during Exercise Cobra Gold 2012 in Muang Kom, Thailand, Feb. 15, 2012. SHARE IMAGE: Download Image: Full Size (1.8 MB) Tags: Photo Essays Photo By: VIRIN: 760830-Y-AWM14-307.jpg Photo Gallery