NORTH Korea could be preparing another ballistic missile test after "brisk activity" at one of Kim Jong-un's nuclear research facilities, according to local media.
South Korea's spy agency is anticipating another rocket launch, insisting the crackpot state would continuously push to develop "miniaturised, diversified" warheads.
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Dictator Kim Jong-un has reportedly tested another nuclear-tipped missile causing three aftershocks
The South's National Intelligence Service (NIS) has spotted "active movement" of vehicles at Kim's research centre in Pyongyang - indicating the war-hungry despot is preparing another test.
The NIS also mentioned damage to the Punggye-ri nuclear site in the north-east of the country after three aftershocks following the North's sixth and most powerful nuclear test on September 3.
The disaster happened at the remote Punggye-ri site on October 10, according to Japan's TV Asahi.
The Punggye-ri test site in North Korea is carved deep into Mount Mantap, as these file images show
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