First, what does a defendant need to show in order to prove

Chapter 3:First, what does a defendant need to show in order to prove in court they were unlawfully discriminated against by the police? Second, why is this so difficult to show?Chapter 4:What is the “cruel hand”? Provide at least 2 examples from the text.the link for the book is herehttps://peacelawandjustice.files.wordpress.com/2013/12/newjimcrow-ch-1.pdf