China’s Xi Jinping Makes Rare Visit to Meet Kim Jong Un. Why Now?
Chinese President Xi Jinping traveled to Pyongyang for his first summit with Kim Jong Un in nearly seven years, as Beijing seeks stronger ties with North Korea while its treaty ally moves closer to Russia. WSJ's Tim Martin examines the relationship. Photo: Str/KCNA VIA KNS/Agence France-Presse/Getty Images
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