Peter Dale Scott delves into one of the toughest questions about JFK assassination.In this WhoWhatWhy essay (also found on Global Research) he seeks “to show how Richard Helms first lied to the Warren Commission about the CIA and Lee Harvey Oswald.” Scott argue that “his performance, and that of other CIA officials up to the present, constituted significant obstruction of justice with respect to one of this country’s most important unsolved murder cases.