SEOUL, Aug. 22 (UPI) -- Recognizing North Korea as a nuclear state threatens to create a domino effect that will cause an arms race around Northeast Asia, Seoul's top official on inter-Korean affairs warned Thursday, as he called on the United States to reaffirm support for denuclearization on the Peninsula. Unification Minister Kim Yung-ho made the remarks at a press briefing for foreign journalists while discussing the upcoming U.S. presidential election. Advertisement Neither the Democratic