unarmed Blacks being murdered by white police and other white counterparts

In wake of the re-occurrence of unarmed Blacks being murdered by white police and other white counterparts, (i.e. Ahmaud Arbery; Breonna Taylor) your first assignment assignment will be on current events.  Both cases took months to gain national attention or for anyone to be arrested. Research the code of ethics for either cases jurisdiction and state the protocol for arrests warrants for murder then tell how would you handle either situation if you were either the chief or police,  police commissioner, or mayor. An example is provided.