North Korea could dismantle its key nuclear test site as early as Thursday, if weather conditions permit, an official said, according to information from South Korea's media corps.South Korean reporters on Wednesday joined a small group of foreign media outlets that will cover the dismantling of the Punggye-ri nuclear test site, after Pyongyang ended its days-long refusal to acknowledge their participation.The foreign journalists invited by North Korea left for the test site in the evening on a special train from the country's eastern coastal city of Wonsan, according to the official China …READ FULL ARTICLE