kai now and his mom, but it could have been so much worse. >> his mother talked about having that talk. we've talked before about african american parents having the talk to their son and now their daughters. we have to do better. we have a lot of check the box training and we have to begin to have some real training that has real learning mechanisms involved to create change. it is important that we're inclusive in police departments and policemen are doing a great job in a lot of places but this here, these incidents, it is what divides and creates the untrust in communities. >> this was two teenagers in the middle of a mall with tons of other kids looking on, cameras recording. teenagers get in fights. when i was a teenager we got in fights. it happens. you have to wonder though what would have happened if that wasn't the case, if those cameras weren't there.