remain sealed. >> what video was they watching? because obviously it wasn't the one that the whole world was watching. >> the department of justice launching a federal investigation. >> too many americans feel deep unfairness when it comes to the gap between our professed ideals and how laws are applied on a day-to-day basis. >> new york mayor bill de blasio ordering retraining of the nypd's 35,000 officers. >> we're changing how our officers talk with residents of the city. changing how they listen. >> and dorj eric holder calling for reform. >> there are real, practical and concrete measures that can be taken. >> reforms civil rights leaders say is needed nationwide. >> when we shine a spotlight on the criminal justice system, when we shine a spotlight on the experiences of people, it points to a very big problem.