Also forgot how people revenge killed good, innocent cops
https://www.nydailynews.com/new-york/nyc-crime/cops-shot-bro...
They are guilty.
I also think there are many people using this tragedy as an excuse to commit crime and somehow justify their behavior via a bifurcation of their world view.
Are you applying your beliefs about a group (the police in this case) at an individual level or in one broad stroke? Is not the definition of bias / prejudice (racism as a subset?) essentially applying beliefs at the group level rather than the individual level?