Motorcycle Assassins Strike Again?

Another Iranian nuclear scientist was assassinated on July 23, making him the fourth to be killed in the past two years. The regime denies that he was connected to the nuclear program, and is accusing Israel and the U.S. of carrying out an act of terrorism. If a foreign intelligence service is the culprit, then it is the latest shot fired in a wide-ranging covert campaign to delay the day when Iran finally gets a nuclear bomb."