Steps for methodical process of investigating a crime scene

  discuss and identify the steps for methodical process of investigating a crime scene what is exigency and how does it apply to crime scene searches what are the legal challenges to crime scene searches define the chain of custody and explain the importance of maintaining proper chain of custody when collecting evidence 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