@CNN: North Korea’s nuclear test in September was so strong that it caused an on-site collapse at the test site, geologists in China say https://t.co/mQNj7EoMcY https://t.co/Ib1J2WVoQX
North Korea's nuclear test in September was so strong that it caused an on-site collapse at the test site, geologists in China say https://t.co/mQNj7EoMcY pic.twitter.com/Ib1J2WVoQX
— CNN (@CNN) April 26, 2018