Excavation at North Korea nuclear test site: US think-tank
Published on Feb 14, 2014 10:03 AM
SEOUL (AFP) - Recent satellite imagery suggests North Korea has stepped up excavation work at its main nuclear test site, but there are no signs of an imminent test, a US think-tank said on Friday.
The images indicate a "significant acceleration in excavation activity" at the remote Punggye-ri test site in the northeast, said the closely-followed 38 North website of the Johns Hopkins University's US-Korea Institute.
The debris excavated from a new tunnel at the site appears to have doubled in little over a month since last viewed in December, the institute said.
The purpose of the excavation was unclear, it said, adding that Pyongyang was unlikely to use this tunnel for its next test since two other tunnels at the site already appear complete.
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