Listen to the Summary of Anna Fifield's The Great Successor in 20 minutes. Please note: This is a summary & not the original book. On December 17, 2011, Kim Jong Il had a massive heart attack, the result of great mental and physical strain, while traveling by train to give on-the-spot guidance in the north of the country. The announcement ricocheted around the world. North Korea was now entering a highly unpredictable new phase...