South Korean President Lee Myung-bak (left), Chinese Premier Wen Jiabao (center) and Japanese Prime Minister Yoshihiko Noda pose for photographs ahead of the fifth trilateral summit among the three nations in Beijing on Sunday, May 13, 2012. (AP Photo/Petar Kujundzic, Pool)

Photo by: Petar Kujundzic

South Korean President Lee Myung-bak (left), Chinese Premier Wen Jiabao (center) and Japanese Prime Minister Yoshihiko Noda pose for photographs ahead of the fifth trilateral summit among the three nations in Beijing on Sunday, May 13, 2012. (AP Photo/Petar Kujundzic, Pool)