May 14, 2015 How Our Government Created 'Ghettos' Historian Richard Rothstein studies residential segregation in America. His conclusion: "federal, state and local governments purposely created racial boundaries in these cities." This is a NPR Fresh-Air podcast. The podcast can be accessed at: http://www.npr.org/podcasts/381444908/fresh-air Go to the May 14, 2015 selection.