[DiogenesLamp]

I think the cops were messing with him. Driving their van at high speed than stomping on the brakes which caused his body to careen around the van and is what caused the severed spine

This is what I think too. He could have been standing up, and when they suddenly accelerated, he could have fallen backwards with sufficient force to hit his head on that bolt and break his neck, but it would be a fluke circumstance.

[Jane Austen]

Good point.

[HiTech RedNeck]

And again, injured in FOUR places not just one