Cpl. Blaho instructs his squad on where to cross a river. U.S. Marine Corps Cpl. Blaho instructs his squad on where to cross a river while training with Colombian marines on jungle warfare in Colombia on Aug. 2, 2010. The Marines are participating in Partnership of the Americas/Southern Exchange, a combined amphibious exercise designed to enhance cooperative partnerships with participating maritime forces. Blaho is with 4th Platoon, Charlie Company, 3rd Assault Amphibian Battalion, 1st Marine Division. SHARE: Download: Full Size (0.1 MB) Credit: VIRIN: 593939-V-APP45-139.jpg Photo Gallery