In the meantime, and while all of this ammo is cracking overhead, everyone in the car is yawning and enjoying the crowds.
right.
No one claims that that's what happened, but thanks for adding more lies to the pile.
In the real world, meanwhile, both JFK and Connally turn their heads at the sound of the first shot (and others in the crowd react as well). At the second shot, describing their reactions as "yawning and enjoying the crowds" is a gross misrepresentation.