The defection of Iranian scientist Shahram Amiri to the US shows that a long-running CIA covert program against the Iran nuclear program is working.
Iran President Mahmoud Ahmadinejad accused the US of playing a 'double game' during his Afghanistan visit, echoing an accusation lobbed at Tehran by US Defense Secretary Robert Gates earlier this week.
Iran said it arrested top Sunni militant Abdolmalek Rigi, who claimed responsibility for a number of terrorist attacks inside Iran. Tehran claims Mr. Rigi received US support.
Iran says all three countries have links to a Sunni group blamed for Sunday's suicide blast that killed at least five senior members of Iran's Revolutionary Guard.