AdvertisementCrackdown On Opposition Appears Under Way In IranMay 13, 2010Mike ShusterfacebookEmailEscorted by his bodyguards, Iranian President Mahmoud Ahmadinejad (center) is greeted by demonstrators as he attends a rally commemorating the anniversary of the 1979 Islamic Revolution, in Tehran on Feb. 11. Now, a month before the June 12 anniversary of last year's disputed presidential elections, Ahmadinejad's government appears to be trying to intimidate the opposition. (AP)