For decades, Memphis grew by bringing its suburbs into the city limits. City officials thought this suburb-gobbling policy would be an economic boon-- that it would bring in tax revenue. Instead, the policy was an economic disaster, especially for the majority black neighborhoods in the city's core. In this episode, we’ll tell you about the consequences of Memphis’ sprawl, and the city’s plan to fix its past mistakes. We always want to hear from you. Send us your thoughts and questions at impact@vox.com Thanks to LaTonia Blankenship, Preston Hurt, and Ruby Estelle Smith.