If you are reading these updates on a mobile phone or tablet, CLICK HERE for updates.
An international nuclear test monitoring agency said that it had detected an “unusual seismic event” in North Korea, following weeks of speculation that a nuclear test was imminent in the country. Reuters has reported a UNSC diplomat confirming that the quake was a result of a nuclear test in North Korea.
Kim Min-seok, a South Korean Defense Ministry spokesman, also told reporters that North Korea informed China and the United States of its plans to conduct a nuclear test. It was not clear when Pyongyang told Beijing and Washington.
These are the latest developments and reactions:
Updated Date: Feb 12, 2013 15:04 PM