Not really. These are simply the few who went against the overt tide.

What happens in the majority of cases is you are reassigned to the most dangerous patrols inside a hostile environment. When you need backup they are always very late or otherwise engaged with another call. Then, oppsie, you get seriously inured or killed and it's just a terrible crime. For which that corrupt department clearly needs more money.

The blue wall off silence is a thing, and we all know it.

https://en.m.wikipedia.org/wiki/Blue_wall_of_silence

These people are merely examples of that code being enforced, and why actual good cops don't last very long.