9.1: Explain procedures for searching for evidence
9.2: Identify evidence at a crime scene
9.3: Document location where evidence was collected
9.4: Bag and label evidence
9.5: Follow chain of custody protocols
100
Prepare
In order to search for evidence, you must first do this?
100
To find, collect, and preserve all physically evidence that might be used to recreate the originally scene.
What is the goal of evidence collection?
100
Make sure the scene is safe, then photograph every thing as is.
Before collecting evidence, what must you do?
100
So it doesn't get ruined or destroyed at the crime scene.
Why should you bag evidence?
100
The witnessed, written record of all of the individuals who maintained unbroken control over the items of evidence.
What is the Chain of Custody?
200
Discuss with other personnel at the scene, have appropriate equipment, and have a warrant.
In order to prepare for an evidence search, you must first do this?
200
Trace evidence - gunshot residue, broken glass, drugs, blood, etc.
As well as other types of evidence
What are some kinds of evidence CSI might find at a crime scene?
200
Document any evidence, etc.
What is important after searching a crime scene?
200
To be able to easily identify the origins of the evidence for later investigation.
What is the purpose of tagging evidence?
200
Who had contact with the evidence
The date and time the evidence was handled
The circumstances for the evidence being handled
What changes, if any, were made in the evidence
What does Chain of Custody establish?
300
There are 10 steps
How many stages are in the basic stages in a search?
300
7 types of evidence
How many types of evidence are there?
300
Determine what evidence is likely to be present.
Depending on the knowledge from the survey, what do you do?
300
It adds credibility to the evidence.
Why should evidence be tagged?
300
Present it in court.
What do they do with the Chain of Custody?
400
Approach scene Secure and protect scene
Initiate preliminary survey/determine scene boundaries
Evaluate physical evidence possibilities
Prepare narrative description
Depict scene photographically
Prepare diagram/sketch of scene
Conduct detailed search
Record and collect physical evidence
Conduct final survey
Release crime scene
What are the basic steps in a search?
400
Trace, impressions, body fluids, hair and fibers, weapons and firearms, questioned documents, and electronic evidence.
What are the 7 types of evidence that can be collected?
400
Prepare a Narrative Description
What must you do after visiting and collecting evidence at the crime scene?
400
Description of item, identified evidence collector's name, date, location of evidence when collected, brand name, any serial numbers, etc.
What belongs on the tag?
400
They establish credibility w/ the evidence and it's collector.
What is important about the Chain of Custody?
500
Safety and preservation of evidence.
What is important when searching a crime scene?
500
If there is a body, you will need to examine the body first.
What is the main priority in a crime scene - Examining the dead body or collecting evidence?
500
Document the photographic effort with a photographic log.
What do you do when photographing the scene?
500
True.
True or False?
Evidence should ALWAYS be bagged and tagged?
500
False - there are at least 7 things that belong on a tag.
True or False?
Only one thing belongs on an evidence tag?