For three long years, the United States, Britain, and France kept the secret while their intelligence services shared information they had been gathering on what appeared to be a top secret underground nuclear weapons plant near Qom. At the very last minute, just four days before the allies planned to shock the world by revealing detailed information on the secret nuclear plant, the Iranian government sent a tersely worded letter acknowledging the existence of the site to the International Atomic Energy Agency (IAEA), and pledged to open it for future inspections. “Someone leaked,” says Danielle Pletka, vice president of the...