Serious Crime Investigation Flashcards
(89 cards)
Initial police responders initial response
- Attending scene at an early stage
- Take control of the situation
- Co-ordinate tasks.
Not all incidents involving homicide are readily identifiable as such. Such incidents include:-
- Missing person
- Unexplained Death
- Unexplaind death of infant
- ABduction
- Violence where no fatalities are expected
- Crime scene with no body
- Hit and Run
- Suicide
- Fatal fire
- Drug related deaths
Police initial responsibilities
- V - Victim
- A - Appreciation
- W - Witness
- S - Scene
- E - Exhibits
- I - Ingredients
- P - Powers
- O - Offender
Define Appreciation
- A proven method of problem solving
- Follows a series of steps
- Considers all factors and weighs up all benefits and risks
- An ongoing process
Benefits of appreciation
- Informs all Police of what is expected to be achieved
- Increases chances of success
- Establishes activities
- Manages risk
- ensures nothing is overlooked
- Effective use of resources
Stages of appreciation
- A - AIM
- F - FACTORS
- CO - COURSES OPEN
- P - PLAN
Describe the investigative mentality required for serious crime investigation
No matter the circumstances of death…Always investigate thourghly and gather sufficient evidence to explain death.
Preservation of life
- Ensure own saftey
- Ensure saftey of other 1st responders
- Ensure saftey of tohers
What are the three different medical status of the victim of a serious crime?
- Alive and uninjured
- Alive but injured
- Shows no sign of life
What should you consider if you beleive the victim may die to their injuries?
Consider a recording an immediate statement wether they can sign it or not.
If the victim dies the statement may be admissable under Section 18(1) Evidence Act 2006 as long as the Court are satisfied that the content and maker of statement are reliable.
4 stages of preserving the scene
- Identify
- Secure
- Preserve
- Consider
- Record
Steps when identifing/setting up the scene
- Initial assesment of scene
- Consideration of Powers
- establish parameters, start wide
- establish common approach path
- consider other scenes
- record observations
- establish scene HQ
5 Steps when securing the scene
- Consider S116, Search and Surveilance Act 2012
- Remove all from scene using CAP
- Tape off scene
- Arrange and breif scene guards
- Arrange scene logs
Steps when preserving the scene
- Record movements into and out of scene
- Preserve any evidence liekly to be damaged/destroyed
- Consider steppign plates
- Record actions in scene
What to consider while at the scene
- Initial photographs of scene
- Initial photographs of people at the scene
What to record while at the scene
- Scene log movements
- Record observations
- Sketch
- Photographs, consider video recording
- Identify anything moved while in scene
Crime scene logs
- Only one log to be kept at each point of entry to scene
- Log must ID keeper of the record
- Used to record names and times of all who enter or leave the scene and their reason for being there.
What to consider when dealing with witnesses at the scene.
- TEDS questions to establish what has happened.
- A witness may have been so close to events that forensic evidence may have transferred to them, eg - fibers, body fluids, glass.
- Avoid cross contamination issues by using different vehicles and interview rooms when dealing with multiple witnesses and victims.
What to consider when dealing with suspects at a scene.
- Apprehension of suspect is a priority
- If little time delay, suspect may still be in area or return to scene
- Sepereate from others at scene
- Consider condition of the suspect (Drunk/Injurered etc)
- ASAP remove from scene by consent or arrest
- Consider using officers who have not entered scene to prevent cross contamination
What to consider in realtion to Media at the scene
- Keep them away from the immediate scene
- Make no comment
- Inform the OC investigation
Brieifing OC investigation before leaving scene
- What happened
- What has been done
- What is being done
- What has to be done
Who should be appointed OC body?
An experianced investigator with awarness of forensic issues
List responsibilities of the OC body
Medical
Ensure death has been certified by a doctor or qualified paramedic
Note details of medical staff or others who have attended the victim
Scene
Secure and guard the body, and body samples and any exhibits related to the body with dignity and respect
Note and record observations relating to the body
Establish if body has been moved or disturbed
Record what actions have been taken by any party in relation to the body
Ensure body is photographed in situ and consider video recording
Movement
On authority of OC investigation arrange transport of body to mortuary
Maintain security and continuity of the body, samples and exhibits from the scene to the start of the post mortem
Key documents
Complete sudden death procedures
On authority of OC investigation arrange for formal identification of body
Obtain historical medical records of the victim for the pathologist
Post-mortem
Attend with the OC
Attend briefing of pathologist
Ensure police photographer takes photos at all stages of post-mortem, they will be directed by pathologist
Arrange for fingerprints and palm prints as required
Preserve evidence from body
Record, label and secure all samples and exhibits
Debrief
Attend debrief of pathologist and record findings, on direction of OC or pathologist
Ensure cultural responsibilities have been addressed