With the death of Tyre Nichols at the hands of Memphis police officers, the people and mechanisms that hold cops accountable are in the spotlight once again. It’s something we talk about often here in Chicago. Later this month, city residents will be voting for mayor, and whoever wins that race will sit at the head of a large-and growing-police accountability system. We’ll take you in a deep dive into that system, and update you on how a years-long battle for more citizen involvement in that system is finally coming to fruition.