criminal justice system and police

what is the criminal justice system
how does the criminal justice system work
how does the criminal justice system play a role of a police officer

what is a police officer
what does a police officer do

how did the police officer role change throughout the years (talk about police brutality)
look for evidence in to police officer history

stories about black people police brutality stories and how did it affect them
how did police brutality affect officers who have to pay for other officer wrong doings (look for evidence)
talk about police officer doing their job and facing abuse from civilians

how are officers trying to overcome police brutality and trying to fix it for people no to go through it