Summers ' 1980 book '' Conspiracy '' was updated in 2013 as '' Not in Your Lifetime : The Defining Book on the JFK Assassination '' . In the latest version , he implicated Cuban exile Herminio Diaz , an employee of Santo Trafficante , as a grassy knoll shooter in the assassination of John F. Kennedy
assassination of John F. Kennedy
Assassination of John F. Kennedy
Anthony Summers