The biggest refutation of the few-bad-apples theory in my mind is that for each bad apple there are a dozen other officers that either did nothing or actively c

The biggest refutation of the few-bad-apples theory in my mind is that for each bad apple there are a dozen other officers that either did nothing or actively covered for them, plus the policeman's union which will zealously assert that basically no policeman is ever to blame for anything. It would be a whole different story if the police rooted out bad actors within their ranks on their own, but it seems like it takes a lot of kicking and screaming and, most importantly, public scrutiny, to get anything done.