Broadcast news legend Bob Schieffer shares his extraordinary experience covering John F. Kennedy's assassination in 1963; describes how the Web has become the "unfettered Wild West" for news; and explains why some of the best news stories come out of the Pentagon.

Walter Isaacson: Book Festival 08

The 2008 National Book Festival podcast covering author interviews and highlights. The National Book Festival, organized and sponsored by the Library of Congress and hosted by First Lady Laura Bush, was held on Saturday, Sept. 27, 2008 on the National Mall in Washington, D.C.