The Two NPIC Zapruder Film Events: Analysis and Implications
[[ Who Killed JFK? ]]

John, who earned his Ph.D. in electromagnetism and is an expert on the laws of optics and the physics of moving objects, has a brilliant visual introduction to the study of Zapruder film fakery, “JFK Assassination Film Hoax: A Simple Introduction”.

The principal reason for altering it was that William Greer, the driver, pulled the limo to the left and to a halt after bullets had begun to be fired. This was such an obvious indication of Secret Service complicity in setting up JFK for the hit that it had to be removed. That caused a time contraction, which was inconsistent with retaining Clint Hill’s activities, which therefore had to be contracted. It also did not allow the inclusion of Officer James Chaney’s motoring forward to notify Chief of Police Jesse Curry that JFK had been hit, which provides yet another line of proof demonstrating that the film has been fabricated

http://www.veteranstoday.com/2012/05/29/the-two-npic-zapruder-film-events-analysis-and-implications/