Code of Silence Case Study 4-5 pages

Please read the Code of Silence Case Study then answer the following questions in a 4-5 page report.

Can police leadership make a difference in dealing with a code of silence within police organizations? Please offer some suggestions as to how police leadership would address this issue using current leadership theories.
Why is it so important for police first line supervision to effectively manage a de facto practice code of silence in a police organization?
Do police organizations differ from other organizations within the criminal justice system when it comes to having a code of silence? Why?