Five police officers have been charged with murder and other crimes in the wake of Tyre Nichols' death this month in Memphis. Nichols, who was Black, died after a traffic stop. All five of the officers facing charges are Black.Since the deaths of George Floyd in 2020 and so many others, many police departments have vowed to diversify their forces as a way to help end police brutality and racism within their ranks. But does diversity in a police force make a difference? And what more can be done to reduce police violence?We speak with Phillip Goff of the Center for Policing Equity about how the Tyre Nichols case speaks to larger issues with police department culture and diversity.In participating regions, you'll also hear a local news segment to help you make sense of what's going on in your community.Email us at considerthis@npr.org.