A US Marines from 2nd Battalion, 1st Marines provides security for advancing troops as part of a Military Operation in Urban Terrain (MOUT) exercise at the Combined Training Facility (CTF) in support of Exercise Rim of the Pacific (RIMPAC) 2006. Eight nations are participating in RIMPAC, the world's largest biennial maritime exercise. Conducted in the waters off Hawaii, RIMPAC brings together military forces from Australia, Canada, Chile, Peru, Japan, the Republic of Korea, the United Kingdom and the United States. U.S. Navy photo by Mass Communication Specialist 3rd Class Marcos T. Hernandez
