A thermal image of the radiochemical laboratory at the Yongbyon nuclear plant in North Korea is seen which 38 North says was taken in October 2016 and released on July 14, 2017. Courtesy Thermal data available from the US Geological Survey/38 North/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE WAS PROVIDED BY A THIRD PARTY. MANDATORY CREDIT. NO RESALES. NO ARCHIVES TPX IMAGES OF THE DAY - RTX3BHQP

Experts say that if the rogue state has reprocessed more of the chemical, it would allow it to expand its nuclear programme.
The analysis by 38 North, a Washington-based North Korean monitoring project, is based on satellite images of the radiochemical laboratory at the Yongbyon nuclear plant.
It says if the rogue state has reprocessed more plutonium, it would be able to expand its nuclear weapons programme.
The images will intensify international concerns over North Korea’s nuclear and missile programmes.
The think-tank said images of the uranium enrichment facility at Yongbyon could also indicate the operation of centrifuges that could be used to increase North Korea’s stock of enriched uranium, another source it uses to fuel its bombs.
38 North said there were also signs of at least short-term activity at North Korea’s Experimental Light Water Reactor that could be cause for concern.
The radiochemical laboratory images showed there had been at least two reprocessing cycles …
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