South Korean President Roh and wife Kwon gesture as they board plane for the US at military airport south of Seoul. South Korean President Roh Moo-hyun (R) and his wife Kwon Yang-sook gesture as they board a plane for the U.S. at a military airport south of Seoul June 9, 2005. Roh leaves for Washington on Thursday for a crucial summit with U.S. President George W. Bush that will focus on North Korea's nuclear aims and how to coordinate their approach to the crisis better. REUTERS/Kim Kyung-Hoon