Lieutenant, and you've investigated many of these situations of police violence. you were in charge of investigating. what do you see here? >> i was a lieutenant in nypd's internal affairs bureau. so investigations of this magnitude would have come into my purview, and it's clearly excessive force, but the biggest problem that i have is there's a lack of supervision. there's no direction on the ground. a first line superpfrgz which i sergeant is a terminal component in policing. when we look at it from a micro perspective, that officer is under that direct supervision of a sergeant, and that s...