Around 20 foreign journalists on Tuesday left Beijing for North Korea by a charter plane to observe the dismantling of the Punggye-ri nuclear test site, three weeks ahead of leader Kim Jong Un's scheduled summit with U.S. President Donald Trump.North Korea allowing foreign media to conduct on-the-spot coverage of the facility's shutdown is seen as a sign of goodwill from Kim, who has recently committed to denuclearization -- but skepticism lingers that it may be only a "political show."In Seoul, the Unification Ministry said North Korea declined again to accept a roster of South Korean jour…READ FULL ARTICLE