January 12, 2016 13:41
North Korean leader Kim Jong-un invited officials and scientists involved in the country's latest nuclear test to Workers Party headquarters on Monday.
They took a group photo to celebrate what the North claims was the successful test of a hydrogen bomb, according to the official Rodong Sinmun daily.
Kim told the officials "to achieve even bigger accomplishments in scientific research to strengthen nuclear deterrence for self-defense."
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