A new book, "The Black Utopians", is an intimate, historical look at the places of community, solace, and sustainability created by Black Americans over generations. That includes in Detroit, where The Church of the Black Madonna, became a hub for Black Christian Nationalism and Civil Rights. GUEST:  Aaron Robertson, author, "The Black Utopians: Searching for Paradise and the Promised Land in America" See omnystudio.com/listener for privacy information.