If North Korea’s propaganda machine is to be believed, “Supreme Leader” Kim Jong Un comes from a long line of mythical heroes.
His grandfather was the greatest genius ever to have walked the Earth. His father was a prodigy in all areas, proving himself a crack pistol shot—on horseback—by age 5.
So International Olympic Committee President Thomas Bach was pleasantly surprised during a March meeting in Pyongyang when the North Korean dictator broke the ice with a self-effacing remark about his own diminutive size and portly physique. Mr. Kim has a way of overturning expectations. When he inherited power in North Korea

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