CBS Evening News a one-evening test broadcast on August 19, 1965, before permanently switching to the format on January 31, 1966. Cronkite's prime time special report, "Who, What, When, Where, Why", broadcast on February 27, 1968, ended with his declaration that the United States could only hope for a stalemate in Vietnam. It is often credited with influencing Lyndon Johnson's decision to drop out of the race for President. "If I've lost Walter Cronkite ... [I]'ve lost Middle America", he stated. Under Cronkite, the newscast began what would eventually become an 18-year period of dominating the ratings among the network evening news programs.
CBS News Radio in addition to local news, weather, video news and other information to radio and television stations, as well as traffic reporting services. The network is the oldest unit of the CBS Corporation and traces its roots to CBS's predecessor, United Independent Broadcasters, founded in 1927 with 47 affiliates. The next year, Columbia Records invested in the radio network, which was named the Columbia Phonographic Broadcasting System. Eventually, the record company pulled its backing from the struggling web. William S. Paley bought a half-interest in what became the Columbia Broadcasting System in 1928, and became its president. (In 1938, CBS bought