look at them all ready to cross fire at each other. what an imposing and you all look tonight. texas's 500th execution. we're going to begin tonight with an explosive day. up until now ray when jeantel was a friend. she was on the phone in the moment before he was shot and killed from zimmerman. he talked about his death to some language we can't repeat here. cnn's martin savidge has all of the latest. a dramatic day in court today. >> it was an incredible day. this was a witness that everyone had been waiting to see. highly anticipated is not leveling it up enough. the young woman that you pointed out was on the phone with him. it's the critical moment.