WATER'S EDGE PATROL U.S. Marines patrol the Musa Qal'eh District Center, Afghanistan, Aug 6, 2010. The Marines, assigned to the 1st Battalion's 2nd Marine Regiment, are deployed to Helmand province in support of the International Security Assistance Force. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 629731-W-YMD94-943.jpg Photo Gallery