When police refuse or are restrained by policy from performing the job they were hired to do, vigilante justice will fill the vacuum.
One of the unappreciated services that police are called on to perform is to protect the criminals from the angry mob.
That’s not just “one” of the services the police are called on to perform. It’s really the ONLY service the police should provide in a free, civilized society.
In this country, the role of a law enforcement officer is to protect accused criminals from armed, law-abiding citizens -- by taking those criminals into protective custody where they await trial through a legal process.