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north korea miniturized nuclear weapon todd dnt tsr_00002629
north korea miniturized nuclear weapon todd dnt tsr_00002629

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    New fears about North Korea's nuclear capabilities

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New fears about North Korea's nuclear capabilities

Could North Korea launch a mid-range nuclear weapon that could hit the U.S.? CNN's Brian Todd investigates.

New fears about North Korea's nuclear capabilities

Could North Korea launch a mid-range nuclear weapon that could hit the U.S.? CNN's Brian Todd investigates.