Is Seoul visit a snub to North Korea?

MARCH 28: Chinese President Xi Jinping speaks to the media with German Chancellor Angela Merkel (not pictured) following talks and the signing of bilateral agreements at the Chancellery on March 28, 2014 in Berlin, Germany. President Xi Jinping is on a two-day official visit to Germany. (Photo by Sean Gallup/Getty Images)
MARCH 28: Chinese President Xi Jinping speaks to the media with German Chancellor Angela Merkel (not pictured) following talks and the signing of bilateral agreements at the Chancellery on March 28, 2014 in Berlin, Germany. President Xi Jinping is on a two-day official visit to Germany. (Photo by Sean Gallup/Getty Images)

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    Is Seoul visit a snub to North Korea?

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David McKenzie reports on China and South Korea trying to reach a trade deal and whether it's a snub towards North Korea.