Partly by design and partly by happenstance, a three-pronged US strategy for checking Iran's nuclear program and the regime in Tehran is emerging: an unprecedented combination of sanctions, covert action, and a Syria-inspired protest movement within Iran.
Iran has many capable engineers, and none of the victims appear to have had indispensable knowledge. But spreading fear among the living can slow them down and deter young recruits.
Iran’s nuclear program is the subject of constant scrutiny by the international community, particularly the United States and Israel. Here are five of Iran’s most important nuclear sites.