Media Coverage Restricted News Today

Calling for a new constitution and direct elections. by far the most dangerous protest was in iran where thousands risked their lives to march down revolution avenue demanding change from a regime with a brutal history of cracking down on dissent. cnns brian todd is following developments in the iranian capital for us. brian, tell us, what are you picking up? >> specific information on todays protests in tehran is hard to come by. media coverage restricted and the internets been slowed to a craw...