An example to illustrate the double standard?

The authors explain, the atmosphere of hostility and cynicism is reinforced by the widespread belief among Negroes, in the existence of police brutality and the double standard justice protection in the US. Nearly century ago, the experts in the police study pointed out racism and economic inequality as the cause of civil unrests thus calling for number of reforms

How was it promoted? Be specific.

Through the interactions with the different groups, the whites and the blacks promoted the ethnic interactions in which the whites and the blacks promoted the interaction in the black community.an example to illustrate the double standard?