Director Alex Cox screens the Zapruder film

Alex Cox, the creative cinematic mind who gave us "Repo Man" and "Sid and Nancy," offers his reflections on the saddest, shortest movie ever, the Zapruder film. He relies on Doug Horne's original research. (H/T Tad)

I'm not convinced the limousine came to a halt amid the gunfire.

As for the proposition that the Zapruder film was altered, I used to think i…