Tehran, Iran (CNN)-- The head of a security team protecting opposition leader Mehdi Karoubi was in a coma Thursday after being beaten as he tried to talk with a group of attackers who had entered ...

Mehdi Karoubi, a prominent protest leader during post-election unrest in Iran in 2009, is no more under house arrest, his son has told IRNA. Hossein Karoubi also said that security personnel have told ...