North Korean dictator Kim Jong Un travels abroad in a bulletproof train that's been used for generations. Archival footage and an expert reveal the root of the family's paranoia and what goes on inside the "Moving Fortress."
North Korean dictator Kim Jong Un travels abroad in a bulletproof train that's been used for generations. Archival footage and an expert reveal the root of the family's paranoia and what goes on inside the "Moving Fortress."
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SERGEY BOBOK/AFP via Getty Images