Only in America

Pulitzer Prize-winning Washington Post reporter Dana Priest talks about a Frontline investigation of the effectiveness of the many security procedures that were put in place after 9/11. Then Joan and Melissa Rivers discuss their sometimes testy relationship and their new television show. Also, Fred Armisen and Carrie Brownstein talk about being the creators, writers and stars of the new IFC comedy “Portlandia.” Plus, Ron Reagan talks about the life and legacy of his father, who would have turned 100 this year.