it's a case where the video shows a confrontation that begins with what looks like a conversation and ends with a man who looks lifeless on the ground and people don't understand, a, how that type of confrontation or that discussion led to his death and how the grand jury came to a conclusion. that seems to defy what we've all seen. >> and that's what you want to try and change? >> that's what we all want to change. >> andrea stewart-cousins, thank you. >> thank you so much. >> thank you. a stunning investigation into cleveland police. they found a pattern of trouble. including officers shooting at people who didn't pose a threat. that, as the city deals with the killing of a 12-year-old boy who was holding a pellet gun. details right after this.