J. D. Tippit answer questions surrounding the events. President Johnson also hoped to quell rumors that arose after Oswald was shot by Jack Ruby that the assassination and subsequent shootings were part of a conspiracy. The committee, known as the Warren Commission (named for the commission chairman, Chief Justice Earl Warren), spent ten months investigating the murders and interviewing witnesses. On September 24, 1964, the Warren Commission released an 888-page report that concluded there was no evidence of a conspiracy and Lee Harvey Oswald acted alone in killing President Kennedy and Officer Tippit. The report also concluded that Jack Ruby acted alone in
John F. Kennedy assassination conspiracy theories the 1990s when the Assassination Records Review Board—which was created when Congress passed the JFK Records Act—requested access to Secret Service records. The Review Board was told by the Secret Service that in January 1995, in violation of the JFK Records Act, the Secret Service destroyed protective survey reports that covered JFK's trips from September 24 through November 8, 1963. The House Select Committee on Assassinations wrote: "The committee believes, on the basis of the evidence available to it, that anti-Castro Cuban groups, as groups, were not involved in the assassination of President Kennedy, but that the available evidence does