John F. Kennedy was one of the most famous US presidents of all time. His assassination in 1963 has been under investigation for more than fifty years. Legal analyst and historian Mark Shaw highlights some of the surrounding events of this presidential assassination, including the deaths of actress Marilyn Monroe and reporter Dorothy Kilgallen. Shaw's book Collateral Damage is an in-depth examination of the questions around this turning point in history. Find out what Kilgallen was about to expose, which ultimately led to her untimely demise.