Power Sharing Taking News Today

Finally pulled out of iraq. bill: remarkable to watch. why are they happening now? is there a reason? what are you hearing? >> reporter: many say absolutely no coincidence these happened so shortly after the withdrawal of u.s. troops which had been known about for a long time but there is also the other nightmare scenario many are feeling that the sunni-shiite violence may be exploding again out into the open. the power-sharing taking place in iraq is extremely fragile and yesterday the prime mi...