Walter Cronkite 13 moon missions, Cronkite received the best ratings and made CBS the most-watched television network for the missions. In 1970, when Huntley retired, the "CBS Evening News" finally dominated the American TV news viewing audience. Although NBC finally settled on the skilled and well-respected broadcast journalist John Chancellor, Cronkite proved to be more popular and continued to be top-rated until his retirement in 1981. One of Cronkite's trademarks was ending the "CBS Evening News" with the phrase "...And that's the way it is," followed by the date. Keeping to standards of objective journalism, he omitted this phrase on nights when
Walter Cronkite assignments. During this time he also covered the Nuremberg war crimes trial serving as the chief of the United Press bureau in Moscow. The main content of the papers documents Cronkite's career with CBS News between 1950 and 1981. The Cronkite Papers assemble a variety of interviews with U.S. presidents, including Herbert Hoover, Harry Truman, and Ronald Reagan. President Lyndon Johnson requested a special interview with Cronkite while he was broadcasting live on CBS. Between 1990 and 1993, Don Carleton, executive director for the Center for American History, assisted Cronkite as he compiled an oral history to write his autobiography,