Regicide: The Official Assassination of John F. Kennedy has the CIA file Operation Zipper file which details how CIA killed Kennedy because he was discussing CIA briefing papers with Kremlin. The truth is hidden by O'Reilly while Regicide is ignored. Americans are so clueless. CIA pays 50 journalists to debunk any book that details how CIA killed Kennedy. CIA has control of your thinking. Key killers in JFK assassination are CIA, J.Edgar Hoover, LBJ, Joint Chiefs, Richard Nixon, Clint Murchison, Dallas oil tycoon. O'Reilly book is fiction.