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A senior Chinese diplomat has called upon the US to "shift its tactics on Korea," saying that "the Korean nuclear crisis has escalated so much that it is now threatening world security." Fu Ying, diplomat and now chairperson of the Foreign Affairs Committee of the National People's Congress (NPC), said in an article published on Thursday by the Daily Telegraph newspaper: "Peace on the Peninsula is not possible without settling the nuclear issue, which means the United States and North Korea must talk directly."