Crime Scene Management

That which proves the facts in dispute.
direct evidence
That which tends to establish an issue in dispute by proving another fact.
Indirect or circumstantial evidence
Almost any object that is directly linked to the crime charged and can observed by the judge and/or jury.
Real or physical evidence
That which is supplied through verbal testimony of a witness.
Testimonial evidence
Real or physical evidence is critical because…
it can’t cannot change. It can’t lie, can’t die, or change it’s story.
If physical evidence found where suspect has no reason to be, then the evidence may…
establish suspects presence at crime scene, establish probable cause, establish proof beyond a reasonable doubt.
If physical evidence found where suspect may have had a legitimate reason to be, then the evidence may…
have no significance but may lead to the finding of other evidence is significant.
fingerprints, DNA analysis, ballistic examinations, footwear impressions and tire impressions are examples of…
Individual/Identification characteristics of Physical Evidence
When two objects touch each other and the trace substances of each are exchanged is called…
Theory of Transfer/Exchange
hair, fibers, paint chips, and bomb residue are examples of…
Trace Evidence
Never touch, change, or alter anything at a crime scene until it has been documented, identified, measured, and photographed. This is known as..
the “Golden Rule”
Exceptions to the “Golden Rule” are…
Potential harm or death,
Transient Evidence
Evidence that is short-lived, changes with the passage of time, or deteriorates from exposure to the elements is known as…
Transient Evidence
What is the first thing you do when arriving on scene?
Secure the crime scene
asses, approach, observe, secure, preserve, are parts of what step of Crime Scene Managment
step 1; Initial Response/ Receipt of information
Log anyone….
who has come in or gone out of the scene
Do not allow entry to anyone except…
essential personnel
Ensure that there is no….
immediate threat to yourself or other responders
Who do you notify as soon as safely possible?
Supervisor and call for backup/assistance
After controlling any dangerous situations or persons, your next responsibility is to…
ensure that medical attention is provided to injured persons
If there is a chance the victim may die….
attempt to obtain a “dying declaration”
If medical personnel arrived first….
obtain name, unit, telephone number, and the name and location of where victim is being taken.
Instruct medical personnel not to…
“clean up” the scene and avoid removing or altering scene.
What should you point out to medical personnel?
physical evidence. Instruct them to minimize contact with physical evidence.
Suspects, witnesses, bystanders, victims, family, friends, assisting personnel are people who need to be…
identified and controlled
Document the location of….
victim and any objects you observed being moved
establish boundaries of the scene by using….
physical barriers or using existing boundaries (walls, gates, etc.)
The “scene briefing” is the only opportunity for…
the next in command to obtain initial aspects of the crime scene prior to subsequent investigations.
remain at the scene until…
relieved of duty
All activities and observations made at the crime scene must be documented…
as soon as possible after the event to preserve information
Information must be….
clear, concise, and documented
Remain alert and attentive. Assume the crime is…
Ongoing until determined to be otherwise
If the victim or suspect is transported to a medical facility you should…
send a law enforcement official along to document any comments and preserve evidence.
Determine if bystanders are witnesses, if they are not you should…
remove them from the scene
Boundaries should be established beyond the initial scope of the crime because…
boundaries can be reduced in size if necessary but cannot be easily expanded.
As first responder to a crime scene, the Agent is responsible for…
preserving evidence and the crime scene
Controlling the movement of persons at the crime scene is essential to…
maintaining scene integrity, safeguarding evidence, and minimizing contamination.
Physical evidence is likely to be found at the scene of a crime falls into eight major groups. These are:
1. Weapons 2.Blood, saliva, and semen 3.Latent impressions
4.Shoe and tire impressions 5.Tool marks 6.Questioned documents 7.Soil 8.Glass
(look, listen, smell) are the steps for…
initial observations
The first step in managing in a crime scene is?
The Initial Response
The next step in managing a crime scene after the initial response is?
Safety Procedures
The next step in managing a crime scene after Safety Procedures is?
Emergency Care
The next step in managing a crime scene after Emergency Care is?
Secure and Control Persons at the Scene
The next step in managing a crime scene after you Secure and Control Persons at the Scene is to?
Establish Boundaries
The next step in managing a crime scene after you Establish Boundaries is to?
Brief Investigators
The next step in managing a crime scene after you Brief Investigators is to?
Document Actions and Observations?
once the emergency is over, and you have secured the scene, then you must comply with…
Fourth Amendment requirements.
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