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Crime Scene Preservation

You are a crime scene investigator on a homicide crime scene in which a body was located in an abandoned warehouse. This warehouse has not been in use for a long time, and there are signs of recent temporary living arrangements, making the job of searching and recovering evidence rather difficult for you and your team. It is up to you to explain the crime scene preservation responsibilities to the new rookie investigators.

Address the following in detail:
1. What are the essential responsibilities of crime scene preservation? Identify and describe them.
2. Why is securing the crime scene so important to the process of crime scene investigation? Explain.
3. What is the purpose of the initial walk-through? Explain.
4. During the initial walk-through, what is the primary responsibility before all else? Explain why.
5. Describe the process of crime scene documentation?
6. What steps are taken during this process?
7. What is the purpose of this process?
8. Who should be allowed in a crime scene during the preservation process? Identify and describe these individuals.
9. Why is it so important that unauthorized persons not be granted access to a crime scene? Explain in detail.
10. What repercussions may occur if unauthorized persons enter the crime scene during preservation? Explain.

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Solution Preview

In accordance with BrainMass, this is not a hand in ready assignment but only background help.

1. The essential responsibilities of crime scene preservation are to prevent the contamination or destruction of evidence. It is the responsibility to set up a perimeter to protect the scene, evacuate non-involved persons, and prevent unauthorized persons from entering the crime scene or contaminating any evidence. Responsibilities also include preventing damage, further damage, maintaining a scene log, recording the names of persons who enter the crime scene without bona fide requirements, maintaining control of the scene till relieved by a designated officer.(a) When a designated officer arrives to assume control, this must be confirmed and the time and person's name must be recorded.

2. Securing the crime scene is so important to the process of crime scene investigation so that direction is provided for preservation of evidence through procedures. It is important to secure the crime scene so that physical evidence is evaluated, a narrative description can be prepared, and the scene be depicted photographically. The securing of the scene is important to prepare a diagram of the scene, conduct detailed search, and record physical evidence.

3. The purpose of initial walk-through is to get an overall feel for the crime scene. Furthermore, the person ...

Solution Summary

This solution explains crime scene preservation. The sources used are also included in the solution.