A new film, "November 1963," posits that the assassination of President John F. Kennedy was tied to a Chicago crime syndicate and its boss, Sam Giancana. Correspondent Lee Cowan talks with screenwriter Nicki Celozzi – Giancana's great-nephew – along with star John Travolta and Giancana's daughter, Bonnie, about the mob's alleged connection to a murder that changed the world.
