Something buried deep in a wire story today caught our eye: a former Clinton administration official asserting that the United States might have to start a war with nuclear Iran. Imagine the uproar if an official in the Bush administration or any other Republican administration suggested such a thing. Cliff Kupchan, vice president of the Nixon Center and Clinton's former expert on Tehran, said that "if diplomacy fails, there might be no choice but for the United States to lead a concerted military campaign against Iran," the Associated Press reported. Kupchan said, "If the U.S. moves aggressively, it won't be...