Today was supposed to be the day when Iranian students held a massive demonstration in honor of the fourth anniversary of the first big student-police clash over democracy. Instead, the government prohibited every planned public gathering, consistent with a broader crackdown that has seen 4,000 arrests in recent weeks. Protest organizers complied with the orders, while denouncing the regime. This is how they were rewarded:
Minutes after the press conference ended, three activists were pushed to the ground and then taken away in a car by plainclothes men, witnesses said. The detained were named by the OCU as Ameri-Nassab, Ali Moghtaderi and Arash Hashemi.
Jeff Jarvis' site is a good place to start for links.