Author Sidney Blumenthal discusses his book "The Permanent Campaign," touching on topics including political consultants, modern campaigning, and the election process.

Frank Mankiewicz discusses the events surrounding the Watergate scandal and his new book, "U.S. vs Richard M. Nixon: The Final Crisis." A major theme of the book is the fact that legal issues were at the heart of the Watergate scandal, but the Nixon administration portrayed it as a public relations issue. Other topics of discussion include investigative journalism and the role of certain individuals in the prosecution of Richard Nixon.