That's a great question... a head-scratcher. But, the operation had its weak points and strong points. It would behoove one to look more closely at the angles and elevations from the various vantage points, and consider what a cooperating limo driver, Dallas police force and nearby assigned CIA agents played into it.
I won't dismiss the sewer grate shots without a good deal of scrutiny...
I have been there and laid down on the ground and observed cars going by. I would say negative on that idea.
I have been there and laid down on the ground and observed cars going by. I would say negative on that idea.