The leaders of Japan, the United States and South Korea agreed Thursday to step up coordination in adopting a new U.N. Security Council sanctions resolution on North Korea in response to its test-launch of an intercontinental ballistic missile on Tuesday.In a meeting in Hamburg, Germany, they pledged to boost pressure on North Korea to curb its weapons programs, as well as to push China -- the main economic and diplomatic benefactor of North Korea -- to rein in its defiant neighbor, according to a senior Japanese official.Japanese Prime Minister Shinzo Abe and South Korean President Moon Ja…READ FULL ARTICLE