Earlier quoted context omitted.
If this would be the case, the rest would report the violent ones, would testify against them and violent ones would be removed. This would happen in cases where is no video and no public outcry. That it does not seem to be happening unless there is video and public outcry suggest the issue is cultural and institutional, not just individual. The good cop is not reporting bad cop and is not testifying against him. May…
Would you report your fellow in company that e.g. goes late to work? Or uses corporate assets (printer, laptop) for personal things? This is similar, if you know someone you have less incentive to report on one. The better you know them, the higher is the bar for reporting.
If I reported that someone is using corporate assets (printer, laptop) for personal things, my manager would consider me crazy. If I reported someone being bit late, it would be the same.
That is exactly the culture thing. The corporate printer or laptop being used is not being seen as an issue by me, you or anybody else, regardless of what official rules say.