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.
Walter Cronkite included a press conference with President Kennedy, talking about the price of the American dollar, which was causing concern in Europe. This broadcast inaugurated live intercontinental news coverage, which was perfected later in the sixties with "Early Bird" and other Intelsat satellites. General of the Army Dwight D. Eisenhower returned to his former Supreme Headquarters Allied Expeditionary Force (SHAEF) headquarters for an interview by Cronkite on the CBS News Special Report "D-Day + 20", telecast on June 6, 1964. Cronkite is also remembered for his coverage of the United States space program, and at times was visibly enthusiastic, rubbing his