SEOUL, South Korea—The teenage daughter of North Korean leader Kim Jong Un made her first known visit to a sacred family mausoleum, a step that experts say bolsters her status as her father’s potential heir. The New Year’s Day visit has even sparked speculation that the 13-year-old girl, reportedly named Kim Ju Ae, could be […]... Keep on reading: Appearance of Nokor leader’s daughter stirs ‘successor’ talk