The police killing in France of a 17-year old of North African descent sparked protests and violence across the country as well as a national conversation about racism and police brutality. Rebecca Rosman reports from the Paris suburb of Nanterre where the police killing took place. NPR's Eleanor Beardsley reports from Marseille, the scene of some of the worst violence. And Ari Shapiro interviews Sebastian Roche, a sociologist who studies policing and race in France.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.