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 Evening News interest stories, over time it returned to the hard news format popularized by Cronkite. In an April 2011 article, "The New York Times" reported that "60 Minutes" correspondent Scott Pelley was considered to be the front-runner to replace Couric as anchor of the program. On May 3, 2011, CBS confirmed that Pelley would replace Couric as anchor for the "CBS Evening News" in June. Harry Smith served as the interim anchor until Pelley's tenure started on June 6, 2011 (like Couric before him, Smith would also depart from CBS a month later). The graphics were subtly updated, the American flag