In this episode of Intelligence Matters, host Michael Morell speaks with Washington Post journalist and Beijing bureau chief Anna Fifield about her new book, "The Great Successor: The Divinely Perfect Destiny of Brilliant Comrade Kim Jong-Un." Morell and Fifield discuss her years of reporting from inside Pyongyang and her conversations with the North Korean leader's elusive inner circle. She describes how she obtained first-hand accounts of Kim's childhood and family relationships. Fifield also details some of Kim's early, formative experiences and the sometimes brutal ways he managed to consolidate and maintain power.