U.S. Marines with 4th Platoon, Company C, 3d Assault Amphibian Battalion, 1st Marine Division, return to the amphibious transport dock USS New Orleans (LPD18) after spending their 4th of July repairing the transmission of a Amphibious Assault Vehicle on a beach in Ancon, Peru. The unit is embarked on the transport dock ship USS New Orleans (LPD 18) in support of operation Partnership of the Americas/Southern Exchange, a combined amphibious exercise designed to enhance cooperative partnerships with maritime forces from Argentina, Mexico, Peru, Brazil, Uruguay, and Colombia. (U.S. Marine Photo photo by Cpl Brian J. Slaght/Released)::r::::n::