Collapse at North Korea nuclear test site 'leaves 200 dead' As many as 200 North Korean labourers have been killed after a mine shaft being dug at the regime's nuclear test site collapsed, according to Japan's Asahi TV.

As many as 200 North Korean labourers have been killed after a mine shaft being dug at the regime's nuclear test site collapsed, according to Japan's Asahi TV. Collapse at North Korea nuclear test site 'leaves 200 dead' CIA?