defense used security video that captured the shooting to try to prove their cases. here is what he said to police during his interrogation. >> was he charging after you? >> two stems rps running. >> you're saying it was running? >> it would have been running when he got behind the car. >> what i if told you i looked at the video and at one point this times he. >> i would disagree. >> and then you shoot him just one time, correct? >> one time, sir. neutralize. >> just neutralize it? >> neutralize and that's it. i shoot to save my own ass and that's that. >> all right. with me know avery friedman, and law professor richard sherman.