FILE - In this Sept. 30, 1971 file photo, Walter Cronkite testifies before a Senate sub-committee on freedom of the press in Washington. Cronkite said government control over broadcasting is like a threatening axe hanging over the industry. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/File)
FILE - This July 1, 1952 file photo provided by CBS shows TV Washington newsman Walter Cronkite. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo, File)
FILE - In this Sept. 9, 1979, file photo, CBS anchorman Walter Cronkite poses with his Emmy at the 31st Emmy Awards in Los Angeles, Calif. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/Reed Saxon, File)
FILE - In this March 6, 1981 file photo, Walter Cronkite talks on the phone at his office, prior to his final newscast as CBS anchorman in New York City. Behind him is a framed Mickey Mouse cartoon and his Emmy award. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/File)
FILE - This undated file photo provided by CBS shows Walter Cronkite in Hanoi for CBS Reports:'Honors, Duty and A War Called Vietnam,', a special for the CBS Television Network. Cronkite reported from Hanoi in 1973 when he covered the release of American POWs Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/CBS, File)
FILE - In this March 7, 1981 file photo, Walter Cronkite and his wife Betsy pose shortly after leaving a reception at New York's City Hall, in honor of the CBS anchorman who was concluding his final day at the CBS 'Evening News' program. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/Marty Lederhandler, File)
FILE - In this May 3, 1952 file photo, Walter Cronkite holds the microphone as U.S. President Harry Truman, right, talks about the re-built executive mansion in the Diplomatic Reception Room on the ground floor of the White House in Washington. Cronkite died Friday, July 17, 2009 at 92.
(AP Photo/File)
FILE - In this Sept. 2, 1963 photo provided by CBS, President John Kennedy talks with Walter Cronkite during a taped television interview at the President's summer home at Hyannis Port, Ma. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/CBS, File)
FILE - In this Aug. 25, 1998 file photo, President Clinton waves as he sails with wife Hillary and daughter Chelsea aboard a sailboat skippered by former CBS Anchor Walter Cronkite near Edgartown, Mass.Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/Charlie Krupa, File)
FILE - This undated photo provided by CBS, shows CBS television newscaster Walter Cronkite. Famed CBS News anchor Walter Cronkite, known as the 'most trusted man in America' has died, Friday, July 17, 2009. He was 92.
(AP Photo/CBS, File)
RIP