Ethnic clashes.  The Black Panthers.  Urban renewal.  The Daley Machine.  Chicago, Illinois was a turbulent town in the 1960s and 70s.  Join us as we talk to Puerto Rican-born civil rights activist José “Cha-Cha” Jimenez.  He shares with Alan his personal experience with drugs, street gangs, and the social and political forces that shaped a major U.S. city.