https://www.thedailybeast.com/the-gop-and-police-unions-a-lo...
> When Wisconsin Governor Scott Walker cracked down on collective bargaining rights of public-sector unions, he exempted cops and fire fighters. He feared the police might go on strike and join the protestors. Videos of that pairing could have doomed Walker’s entire effort. “It’s a decision by politicians not to bite off more than they can chew,” explains James Sherk, a labor policy expert with the conservative Heritage Foundation.
Their impunity to civilian oversight should be concerning to both parties. You're not hearing much concern from the Republicans on this right now.