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South Korean President Moon Jae-in, right, shakes hands with Kim Yo Jong, North Korean leader Kim Jong Un's sister, at the presidential house in Seoul, South Korea, Saturday, Feb. 10, 2018. A rare invitation to Pyongyang for the South Korean president marked Day Two of the North Korean Kim dynasty's southern road tour Saturday, part of an accelerated diplomatic warming that included more handshakes, some Korean liquor over lunch and the potential shared joy of watching a "unified" Korea team play hockey at the Olympics.
South Korean President Moon Jae-in, right, shakes hands with Kim Yo Jong, North Korean leader Kim Jong Un's sister, at the presidential house in Seoul, South Korea, Saturday, Feb. 10, 2018. A rare invitation to Pyongyang for the South Korean president marked Day Two of the North Korean Kim dynasty's southern road tour Saturday, part of an accelerated diplomatic warming that included more handshakes, some Korean liquor over lunch and the potential shared joy of watching a "unified" Korea team play hockey at the Olympics.

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    The woman behind the man in North Korea

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The woman behind the man in North Korea

For the first time in years, a member of North Korea's ruling family has visited South Korea. Kim Jong Un's sister, Kim Yo Jong, has visited and reactions were mixed. CNN's Paula Hancocks reports on the visit.

The woman behind the man in North Korea

For the first time in years, a member of North Korea's ruling family has visited South Korea. Kim Jong Un's sister, Kim Yo Jong, has visited and reactions were mixed. CNN's Paula Hancocks reports on the visit.