after watching that reddit video, I would wager the most serious or fatal injuriea were the attackers of the back window of the driver, backup lights clearly went on but they frenzy had already started, they were running at him even after he gunned it in reverse.
Never thought I would see several real-time Darwin award winner, but there it is for all to see.
That was crazy. Guy in working vehicle who just plowed through crowd. “Let me stand behind that car!”