With Napolitano's Exit, New Opportunities for the Department of Homeland Security? 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 U.S. Secretary of US Homeland Security Janet Napolitano during a press conference November 15, 2010 at Ronald Reagan National Airport in Washington, DC. ( Getty Images ) Produced by Megan Quellhorst Hosted by John Hockenberry Produced by PRI and WNYC