Republic of Korea Marines and U.S. Marines eat lunch at the site of a multi-purpose building being constructed at the Ban Khlong Bangbor School in support of Exercise Cobra Gold 2012 in Rayong, Kingdom of Thailand, Feb. 7, 2012. MWSS-172 is part of Marine Wing Support Group 17, 1st Marine Aircraft Wing, III Marine Expeditionary Force. CG 12 improves the capability to plan and conduct combined joint operations, building relationships between partnering nations and improving interoperability across the Asia-Pacific region.