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N.Korea test h-bomb starr dnt lead_00003729
N.Korea test h-bomb starr dnt lead_00003729

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    North Korea may have tested components of H-bomb

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North Korea may have tested components of H-bomb

U.S. officials now believe that North Korea may have tested components of a hydrogen bomb at an underground facility on January 6. CNN's Barbara Starr reports.

North Korea may have tested components of H-bomb

U.S. officials now believe that North Korea may have tested components of a hydrogen bomb at an underground facility on January 6. CNN's Barbara Starr reports.