article_snippet: North Korea appears poised to expand North Korea nuclear program over the next five years and in a worst case scenario could possess 100 atomic arms by 2020, US researchers warned last week.
article_snippet: Using satellite imagery, North Korean media reports and North Korean deep knowledge of nuclear programs, Wit, and veteran nuclear non-proliferation expert David Albright, have drawn up three possible scenarios based on the progress that Pyongyang from 2009 to 2014.
article_snippet: In the first scenario, Pyongyang would almost double Pyongyang stockpile to about 20 weapons, including plutonium-based weapons which have been miniaturized sufficiently to be mounted on Pyongyang Rodong-class medium-range ballistic missile, capable of reaching Japan.
article_snippet: In the second - and most likely scenario - North Korea continues its current trajectory and manages to produce 50 weapons by 2020. 
article_snippet: In what Wit dubbed 'the worst case scenario,' the North Korean stockpile would grow more rapidly to 100 weapons and make 'significant advances' in weapons designs to enable its to potentially deploy battlefield and tactical weapons.
article_snippet: Meanwhile a separate report found that North Korea is poised to expand North Korea nuclear program over the next five years and in a worst case scenario could possess 100 atomic arms by 2020.
article_snippet: Although its nuclear program remains shrouded in uncertainty, Pyongyang is currently believed to have a stockpile of some 10 to 16 nuclear weapons fashioned from either plutonium or weapons-grade uranium.