The trip by Kim Yo Jong is the latest move in an extraordinary show of Olympic diplomacy with Seoul that could prove to be a major challenge to the Trump administration’s hard-line Korea policies.
North Korean leader Kim Jong Un’s younger sister took her place among dignitaries from around the world, including U.S. Vice-President Mike Pence, at the opening ceremony of the Pyeongchang Winter Olympics on Friday in an unprecedented visit to South Korea.