Politics with Amy Walter: Constitutional Polarization Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Cynthia Levinson and Sanford Levinson discuss their new book "Fault Lines in the Constitution: The Framers, Their Fights, and the Flaws that Affect Us Today." ( Washington State House Republicans / Flickr-CC ) Produced by Amber Hall Hosted by Amy Walter Produced by GBH, PRX and WNYC Studios