What to Do About Killings by the Police After the death of a second Black man, readers call for federal action and suggest ending most traffic stops. April 13, 2021 Police officers clad in riot gear stood guard outside the Brooklyn Center Police Department as hundreds of protesters gathered on Monday.Credit...Joshua Rashaad McFadden for The New York Times To the Editor: President Biden is right to call for an investigation into the policing crisis. It should be done at the federal level. Whether the crisis is rooted in poor training, poor hiring practices, systemic racism or police paranoia, we, the citizens, have had enough.