Creative Speculation

That one is from jfk-online.com, but before I came across that one, I had done several of my own, including:







Here's one that shows (to anyone who understands rudimentary physics) why the "back and to the left" cannot be the result of the bullet hit (i.e. it comes too late and it shows acceleration):



> ... how do we know it wasn't synthesized to show the desired results?

Well, first, if you are observant and can disabuse yourself of what fake Hollywood gunshots look like, you might notice the snap while watching the Zapruder film in real-time, which is how I first noticed it. But you can also do your own analysis using any version you care to. Mine were all done with frame captures from this site, which were the best quality I could find. (And btw, the were produced by a conspiracist.)