As the 50th anniversary of President John F. Kennedy’s assassination approaches, a new Gallup poll finds that 61% of Americans still believe others besides Lee Harvey Oswald were involved.
The Monkey Cage: “Why are Kennedy assassination conspiracy theories so popular? The distinguishing feature of a successful conspiracy theory is power, and the Kennedy assassination has that in spades. The victim was an American president and the potential villains include actors of immense reach and influence.”

