#3 Crime Scene Mgmt 2011
Content
Crime Scene Management
It’s Eeeeeeeasy!
Let’s
do a “walk through” 2 volunteers (hallway) 2 more volunteers (classroom)
Crime Scene Management
Once you have lost or contaminated a scene you can never get it back. Mistakes made at the initial scene will haunt the investigators, from initial investigation to trial. Your reputation and integrity depends upon doing a proper investigation.
The Investigative Team
The Investigative Team consists of: - Primary Response - First Officer on scene - Criminal Investigators - Forensic Identification Investigators
The most important part of the Investigative Team is the Primary Response Officer
Crime Scene Management
There
are three stages or functions to Crime Scene Management with a total if 18 functions Pre-Scene Function (7) At Scene Function (7) Post Scene Function (4)
Pre-Scene Functions
1) 2) 3) 4) 5) 6) 7) Preplanning First Notice Note Taking Resources Observe/Assess Scene Approaching Scene Scene Command
At Scene Functions
8) 9) 10) 11) 12) 13) 14) Remove Dangers Preserve Life Protect The Scene Suspect(s) Witnesses Record The Scene Seize Evidence
Post Scene Functions
15) 16) 17) 18) Submit Evidence Release The Scene Complete Paperwork Review Investigation
1) Preplanning
Anticipate & prepare for an event Have equipment before you leave; memo book, flares, crime scene tape, seals, property bags, gloves……. Best route IN and OUT Internal and external RESOURCES
2) First Notice
Dispatched by Communications, sent from station, information from a citizen Take Command: - It is expected of you - Take command while on route by gathering information - Suspect information: description, direction of travel, mode of travel, potential dangers?
3) Note Taking
Starts
with “first notice” Detailed is always better than brief Keep any rough notes
4) Resources
Get Resources As Soon As Possible - Direct & delegate other officers to go with victims to hospital, isolate witnesses, preserve life, gather evidence Availability and limitations Response time
5) Observe & Access Scene
Nothing
more than quick evaluation (exterior, surroundings) Doors, windows, lights, shades, odours Signs of activity Meals in preparation Beds slept in Things obviously out of place
6) Approaching the Scene
Big
picture Safety factors Cover & Concealment Route Perimeters Notes!
7) Scene Command
Take
it and make decisions Visibility? Control Outcomes *First unit assigned is in charge until relieved *As Officer In Charge (OIC), you take responsibility for actions of others
AT SCENE:8) Remove Dangers
Neutralize
dangers Account for changes to scene Consider risk factors: - Police - Public - Property
9) Preserve Life
Primary
life Don’t presume death Obviously dead
objective is to preserve
10) Protect the Scene
Perimeter(s) Control Indoor
scene Outdoor scene Witnesses Entry logs (Crime Scene Access
Sheets)
11) Suspect or Person of Interest
Remove
from scene Isolate from other suspects, witnesses, victims Reasonable grounds for arrest… Reason for arrest, Rights, Caution Interview accused
12) Witnesses
Isolate Do
not contaminate witnesses Establish credibility
13) Record the Scene
Do
not touch Record in writing Sketches Photograph & video ONLY if allowed
14) Searching & Seizing
Legal
Authority Warrant “Exigent Circumstances” - Transient or conditional - Dangers - To avoid contamination or destruction
Post Scene: 15) Submitting Evidence
Exhibits
officer Packaging Continuity / Security Documents
16) Releasing the Scene
Some
Pressures you may face: Safety (Fire scene) Legal (Warrant timeframe) Moral Definitive
17) Complete Paperwork
Notebooks Statements Reports Search
warrant returns
18) Review/Debrief Investigation
Seek
Input Strengths/Weaknesses Human Conditions Things To Do Prepare for the next time
The End
It’s Eeeeeeeasy!
Let’s
do a “walk through” 2 volunteers (hallway) 2 more volunteers (classroom)
Crime Scene Management
Once you have lost or contaminated a scene you can never get it back. Mistakes made at the initial scene will haunt the investigators, from initial investigation to trial. Your reputation and integrity depends upon doing a proper investigation.
The Investigative Team
The Investigative Team consists of: - Primary Response - First Officer on scene - Criminal Investigators - Forensic Identification Investigators
The most important part of the Investigative Team is the Primary Response Officer
Crime Scene Management
There
are three stages or functions to Crime Scene Management with a total if 18 functions Pre-Scene Function (7) At Scene Function (7) Post Scene Function (4)
Pre-Scene Functions
1) 2) 3) 4) 5) 6) 7) Preplanning First Notice Note Taking Resources Observe/Assess Scene Approaching Scene Scene Command
At Scene Functions
8) 9) 10) 11) 12) 13) 14) Remove Dangers Preserve Life Protect The Scene Suspect(s) Witnesses Record The Scene Seize Evidence
Post Scene Functions
15) 16) 17) 18) Submit Evidence Release The Scene Complete Paperwork Review Investigation
1) Preplanning
Anticipate & prepare for an event Have equipment before you leave; memo book, flares, crime scene tape, seals, property bags, gloves……. Best route IN and OUT Internal and external RESOURCES
2) First Notice
Dispatched by Communications, sent from station, information from a citizen Take Command: - It is expected of you - Take command while on route by gathering information - Suspect information: description, direction of travel, mode of travel, potential dangers?
3) Note Taking
Starts
with “first notice” Detailed is always better than brief Keep any rough notes
4) Resources
Get Resources As Soon As Possible - Direct & delegate other officers to go with victims to hospital, isolate witnesses, preserve life, gather evidence Availability and limitations Response time
5) Observe & Access Scene
Nothing
more than quick evaluation (exterior, surroundings) Doors, windows, lights, shades, odours Signs of activity Meals in preparation Beds slept in Things obviously out of place
6) Approaching the Scene
Big
picture Safety factors Cover & Concealment Route Perimeters Notes!
7) Scene Command
Take
it and make decisions Visibility? Control Outcomes *First unit assigned is in charge until relieved *As Officer In Charge (OIC), you take responsibility for actions of others
AT SCENE:8) Remove Dangers
Neutralize
dangers Account for changes to scene Consider risk factors: - Police - Public - Property
9) Preserve Life
Primary
life Don’t presume death Obviously dead
objective is to preserve
10) Protect the Scene
Perimeter(s) Control Indoor
scene Outdoor scene Witnesses Entry logs (Crime Scene Access
Sheets)
11) Suspect or Person of Interest
Remove
from scene Isolate from other suspects, witnesses, victims Reasonable grounds for arrest… Reason for arrest, Rights, Caution Interview accused
12) Witnesses
Isolate Do
not contaminate witnesses Establish credibility
13) Record the Scene
Do
not touch Record in writing Sketches Photograph & video ONLY if allowed
14) Searching & Seizing
Legal
Authority Warrant “Exigent Circumstances” - Transient or conditional - Dangers - To avoid contamination or destruction
Post Scene: 15) Submitting Evidence
Exhibits
officer Packaging Continuity / Security Documents
16) Releasing the Scene
Some
Pressures you may face: Safety (Fire scene) Legal (Warrant timeframe) Moral Definitive
17) Complete Paperwork
Notebooks Statements Reports Search
warrant returns
18) Review/Debrief Investigation
Seek
Input Strengths/Weaknesses Human Conditions Things To Do Prepare for the next time
The End
