Iran formally notified the International Atomic Energy Agency on Thursday that it would end all “voluntary” nuclear cooperation with the agency if, as expected, its 35-country board referred Iran’s nuclear activity case to the United Nations Security Council. If the threat, in a letter from Ali Larijani, Iran’s chief nuclear negotiator, to Mohamed ElBaradei, the director of the agency, is carried out, inspectors will no longer be permitted to conduct spot inspections and will lose access to crucial sites, including several military areas that have aroused the agency’s suspicions. Full Story