On November 22, 1963, the 35th president of the United States, John Fitzgerald Kennedy, and his wife Jackie were taking part in a presidential motorcade through Dallas. Thousands lined the streets cheering; others hung out of windows to catch a glimpse of the much-loved First Lady and President. Suddenly, the unthinkable happened. Three shots rang out. In front of the world, John F. Kennedy was fatally wounded. Lee Harvey Oswald was caught. But did he pull the trigger? Who really killed JFK?