U.S. Defense Secretary Robert Gates, U.S. Secretary of State Hillary Clinton, South Korean Foreign Minister Yu Myung-Hwan and South Korean Defence Minister Kim Tae-Young (centre, L-R) lay a wreath during their visit to the Korea War Memorial in Seoul July 21, 2010. Clinton and Gates on Wednesday visited the zone dividing the two Koreas, underlining support for Seoul in its latest standoff with the North. REUTERS/Jung Yeon-Je/Pool (SOUTH KOREA - Tags: POLITICS)