Explain the various methods of crime scene documentation from the first responder to the crime scene investigator

This response should be a 3-paragraph essay with 2 references.

 Explain the various methods of crime scene documentation from the first responder to the crime scene investigator. Can a criminal case be lost based on sloppy or false investigative documentation?

This response should be a 3-paragraph essay with 2 references.

Define chain of custody and explain the importance of maintaining proper chain of custody when collecting evidence.