One of the killings that sparked racial justice protests last year is again in the national spotlight, with a trial that begins this week in Brunswick, Ga. Three white men are accused of murdering Ahmaud Arbery, a 25-year-old Black man shot and killed as he was jogging down a residential street. NPR correspondent Debbie Elliott reports on the defendants' expected arguments and the evidence stacked against them in a trial that serves as yet another test case for racial justice. In participating regions, you'll also hear a local news segment that will help you make sense of what's going on in your community.Email us at considerthis@npr.org.