. >>> finally tonight, i talked with reverend michael waltrip, a minister involved in the demonstrationday he says he's going to preach, you can't defeat hate with hate, only with love. >> when i hear the claims for black lives matter, it's saying, we want to matter on the plane of humanity. we want the same rights. we want the same recognition of all. for some people who have been fighting this fight for so long with strained voices, their tone shifts and they begin to demand justice. and it doesn't sound as palatable to us as to dr. king. but it moves up from a great sense of deep pain. >> as someone by your own account follows in dr. king's legacy, what do you make of this moment when police officers were killed, people were gathering to demonstrate the loss of black lives, now these law enforcement officers? >> there are two ways to consider it. one is that in dr. king's very first book "stride toward freedom," he talked about police brutality. that lets us know that it's an issue that has been with us for a long time. but we can also take courage in dr. king's words that hate canno