Discuss the role of the law enforcement investigator as a witness. within your discussion, include the ways to prepare for the witness stand and how laaw enforcement can present themselves on the stand.

The assignment is 200 word minimum, APA format, cited & referenced/on-plagiarized work please. The textbook being used is: Criminal Investigation (11th ed.). New York,NY: McGraw-Hill. Swanson, Chamelin, Territo, & Taylor, (2012).