[cableguymn]

The school didn’t have a CCTV system? If they did we can see it all play out in real time and that will tell us exactly what did or did not happen.

my money is on “didn’t have one” or “broken at the time”

[SmokingJoe]

The school didn't have a CCTV system? If they did we can see it all play out in real time and that will tell us exactly what did or did not happen.

Fortunately, everyone has smart phones with cameras.
Parents shot videos of cops handcuffing other parents, pepper spraying them etc etc.
This is not 1980