As one of the top blues harmonica players in the world, Chicago area native Bob Corritore travels the world playing the music he learned to love as a teenager growing up in Wilmette. Now living in Phoenix, Corritore also owns "The Rhythm Room," a club specializing in blues and roots music. Corritore also has a regular blues show on a Phoenix radio station, and is an enthusiastic blues ambassador and historian. On this edition of GLT's Talkin' Blues, Corritore talks to Jon Norton about hearing