] For three straight days in recent weeks, something ] remarkable happened to the oil pipeline running through ] northeast China to North Korea - the oil stopped flowing, ] according to diplomatic sources, temporarily cutting off ] a vital lifeline for North Korea. ] ] The pipeline shutdown, officially ascribed to a technical ] problem, followed an unusually blunt message delivered by ] China to its longtime ally in a high-level meeting in ] Beijing last month, the sources said. Stop your ] provocations about the possible development of nuclear ] weapons, China warned its neighbor, or face Chinese ] support for economic sanctions against the regime. ] ] Such tough tactics show an unexpected resolve in ] Beijing's policy toward Pyongyang, and hint at the ] nervousness of Chinese leaders about North Korea's ] nuclear ambitions and North Korea's tensions with the ] United States. |