Japan's TV Asahi describes 2 tunnel collapses in September at Mount Mantap
(Newser) -
North Korea's latest nuclear test might've done more than just destabilize Mount Mantap . Citing unnamed sources, Japan's TV Asahi reports a tunnel under construction at the Punggye-ri nuclear site, which is housed in Mount Mantap, collapsed around Sept. 10, leaving roughly 100 workers trapped, per Reuters . A...