S. Korea, U.S. agree to 'swift, unified' U.N. action over N. Korea's nuke test
North KoreaFeb 12, 2013
South Korean Foreign Minister Kim Sung-hwan telephoned U.S. Secretary of State John Kerry on Tuesday and they agreed to take "swift and unified" action at the U.N. Security Council over North Korea's third nuclear test, Seoul's foreign ministry said Tuesday. North Korea's state media confirmed that it has successfully carried out a third nuclear test, using a miniaturized device that yielded a greater explosive force than previous tests. South Korea condemned the test as a violation of U.N. Secu