news night station: U.S. says North Korea diplomacy 'very much alive,' but it's watching rocket site

U.S. says North Korea diplomacy 'very much alive,' but it's watching rocket site

The chief U.S. envoy for North Korea said on Monday that "diplomacy is still very much alive" with Pyongyang despite a failed summit last month, but cautioned that Washington was closely watching activity at a North Korean rocket site and did not know if it might be planning a new launch.