CNNW Anderson Cooper 360 May 19, 2012
and we know that george zimm zimmerman pulled the trigger. the evidence itself shows two different stories of what happened that night. each piece of the puzzle can be seen in a number of ways. we've been going through the evidence all last night and all today. some of it, though, speaks for itself. surveillance video from the convenience store where trayvon martin bought candy and iced tea, compelling only if not for the fact it shows the teenager in his last moments alive. and the back of zimmerman's head shows he was injured. a recording between the assistant state attorney in flo...