Here is the proof:
https://www.youtube.com/watch?v=W6naJ08Tskk
The cops ran right up the hill, there were no shots fired from the Grassy Knoll, no shooters, no one running away, no one hiding, no casings, no smell of discharged firearm, and from a forensics standpoint, no shots hit anyone in the car from the front.
https://www.youtube.com/watch?v=W6naJ08Tskk