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The Pyongyang regime is so whacky it defies normal government-to-government discourse. And it can be argued that just as the US successfully contained a nuclear Soviet Union during the Cold War, so could it now contain a nuclear North Korea. But close collusion between Pyongyang and Tehran adds a dangerous dimension to the crisis, especially in feeding the notion that just as North Korea has now got away with building a nuclear device, so will Iran. That must not be allowed to happen. It is imperative that the international community, especially China, on which North Korea relies for most of its trade and fuel, does more than just pay lip service to enhanced UN Security Council sanctions, and takes concerted action that will punish Pyongyang. There must be no more submission to...