Washington will use all available means outside the U.N. Security Council to isolate North Korea over its nuclear weapons program and counter its growing threat to world order, the U.S. envoy to the United Nations said on Sunday.
The United States will also use its military as a deterrent to the North's threat, Ambassador Samantha Power told a news conference in Seoul, after visiting the heavily armed Demilitarized Zone (DMZ) border between the rival Koreas.





























