Premise: Lee Harvey Oswald ( October 18 , 1939 -- November 24 , 1963 ) was an American former U.S. Marine who was arrested for the assassination of United States President John F. Kennedy on November 22 , 1963 . Following Kennedy 's assassination , Oswald was initially arrested for the murder of police officer J. D. Tippit , who was killed on a Dallas street about 45 minutes after Kennedy was shot . Oswald was later charged with the murder of Kennedy . In September 1964 , the Warren Commission concluded that Oswald acted alone in assassinating Kennedy by firing three shots from the Texas School Book Depository .
Hypothesis: Lee Harvey Oswald was unable to assassinate JFK.
Label: CONTRADICTION