North Korea 'months away' from ability to hit U.S. with nuclear weapon: U.S. envoy

GENEVA (Reuters) - North Korea is only months away from obtaining the capability to hit U.S. territory with a nuclear weapon and must be disarmed, a U.S. envoy said on Tuesday, dismissing Pyonyang's diplomatic thaw with South Korea as a "charm offensive" that fooled no one.

North Korea 'months away' from ability to hit U.S. with nuclear weapon