North Korea has launched more ballistic missiles into the sea as the United States sent two supersonic bombers over South Korea as tensions rise in the region South Korean authorities have confirmed four North Korean short-range missiles flew about 80 miles towards their western sea the north has tested more than 30 missiles in one week alone including a recent intercontinental ballistic missile that triggered evacuation alerts in Japan the Norse recent barrage of missiles has met with strong condemnation from South Korea's permanent representative to the United Nations There should have been no excuses for the DPRK's recent unlawful provocation The United States ambassador to the UN Linda Thomas Greenfield blamed Russia and China for protecting North Korea You don't get to abandon Security Council responsibilities because the DPRK might sell you weapons to