If these people were really "just bad apples", this wouldn't be a problem anymore, as there have been literal decades to solve this.
See how that's different from a group defined by things you cannot control, like skin color?
I can't blame one person of a certain hue for the actions of a person of that same hue, because they don't share anything in common other than the hue.
Whereas police departments are 100% accountable for the actions of their members.
Today you learned, huh?
You dont think communities of people have the ability to enforce or influence behavior of the people in their community? If you watched the video I posted, or knew anything about psychology, you'd know that to be plainly false.