How does affirmative action laws affect policing? Do they improve policing? How or how not?

Question 1: How does affirmative action laws affect policing? Do they improve policing? How or how not?

Question 2: Review why the legalization of marijuana in several states is forcing many police leaders to modify their views and practices regarding its use. What are your thoughts on the legalization of marijuana? Should officers be allowed to use marijuana on their off time as they would alcohol if legal?