North Korean diplomats on Thursday stormed out of a UN conference on human rights after lashing out at the United States for inviting three defectors to speak at the event. Pyongyang envoy Ri Song Chol interrupted the conference when he tried to deliver a statement following the poignant testimony of Joseph Kim who fled North Korea as an orphaned, homeless and hungry teenager. US Ambassador Samantha Power ordered UN staff to turn off the North Korean diplomat’s microphone and security guards were dispatched to the conference room at UN headquarters. The three diplomats then stood up and left the room...