Reasons why ethics is essential for criminal justice professionals.

Explain in detail three reasons why ethics is essential for criminal justice professionals.
Watch the video, A history of civil unrest in the US: Frustrations over injustice, slow pace of change [Video]. Describe civil disobedience and when it may be appropriate. Give examples of civil disobedience, civil unrest, and protest. In your view, explain how effective or ineffective civil disobedience is in causing changes in the world.