including unjustified neck rerestau rerestaurants restraints and conducts searches based on invalid warrants and unlawfully executes warrants without knocking and announcing, unlawfully stops searches, detains and arrests people, unlawfully discriminates among black people and enforcement activities and violates the rights of people in protected speech critical of policing and discriminates people with behavioral health disabilities when responding to them in crisis. the justice department has also identified deficiencies in lmpd's response to and investigations of domestic violence and sexual assault. lmpd has relied heavily on traffic stops in black neighborhoods.