Can China stop North Korea going to war?

Open this photo in gallery: North Korean officials run in Pyongyang’s Kim Il Sung Square on Jan. 14, the first national sports day of the new year.Cha Song-ho/The Associated Press North Korea would not exist without China. In October, 1950, less than four months after dictator Kim Il Sung launched an invasion to forcibly unify the Korean Peninsula, his regime was on the verge of destruction. South Korean and United Nations forces had taken Pyongyang, and North Korea's army was hemmed in. Chinese leader Mao Zedong, unwilling to see the defeat of a fellow communist government and wary of sharing…