Ayers was responsible in the 60's but got a judicial reprieve due to illicit evidence by Hoover's FBI. H ehtn continued his radical ways  as a college professor.That degree of police attacks continued  with other radicals like the incident case and yes I resent those killers from the 60's and those now and sir I don't recall you getting any 3:00am dispatches to go to shots fired  and make the contact and arrest yet another criminal intent on killing civilians like you and the responding police. 

The attacks on the criminal justice system and police comes from the top  but fortunately he will be gone in a few short weeks. But with over 1,000 pardons and sentence commutations of black drug dealers he can still inflict more damage as he has for 8 years.