Bob Woodward (L), a former Washington Post reporter takes a tour of the Richard Nixon Presidential Library with director Timothy Naftali before his discussion about the Watergate Hotel burglary and stories, in Yorba Linda, California April 18, 2011. The Washington Post won a 1973 Pulitzer Prize for work on the Watergate story, the resulting political backlash contributed to President Nixon's resignation in 1974. REUTERS/Alex Gallardo (UNITED STATES - Tags: POLITICS MEDIA)