ANSWERS WITH COMPLETE SOLUTIONS VERIFIED GRADED A++
Why did CSI go mainstream?
- CSI becomes a Tv show in october 2000
- 15 years, various spin offs
- August 1987-DNA first used to identify a murder suspect in england
- technology improved
- computer software/hardware
- Databanks developed (AFIS, CODIS, ect.)
Forensic science
the application of science to matters of law
Common Law
derived from judicial decisions of courts and similar tribunals
- all provinces and territories of Canada adhere to the common law system
Criminal Code of Canada
- An act respecting the criminal law
- defines criminal acts and procedures in Canada
Locard's Echange Principle
Every contact leaves a trace
- when two items come into contact, there will always be an exchange
- founding concept in forensic science
- Dr. Edmond Locard
,Crime scene
any physical scene that may provide evidence of a crime
- may include vehicles, buildings, human bodies, open air sites, water locations
what is crime scene evidence
- Physical items, often referred to as exhibits, recovered at or in relation to a crime
scene
- These items/exhibits may provide a connection, relationship, or association between
persons and/or objects
- just about anything (fingerprints, DNA, etc)
how does the scientific method relate to forensic science and crime scene
investigation?
- observation: crime scene, evidence
- formulation of hypothesis: location of victim, whose blood is it?
- use of hypothesis: does it explain what you see?
- experimentation: validate or invalidate the hypothesis
Crime scene investigation
- attempts to generate investigative leads through the identification of evidence to
individuals
- requires the ability to recognize and properly collect evidence
- should determine the full extent of a crime scene in order to establish boundaries
Forensic identification services
- Support service
- Respond as requested
,- may respond to all levels and types of occurances
- response level dictated by individual police service policy and procedure
crime scene examiners are responsible for
• recording, documenting and examining the scene
• the collection and preservation of evidence
• submitting exhibits for further examination/processing (CFS)
• testifying in court
• carrying out their role independently and without tunnel vision
• being a support service to front line officers and investigators
forensic identification officers (FIO)
traditionally in ontario forensic members were all police officers who trained to become
forensic identification officers after doing patrol/investigative duties
- tended to be officers later in their careers, not so much the past few years
- worked in plain clothes
- civilian members were very limited in numbers and what roles they could fill
- there were very few trained civilian forensic personnel
where did FIOs receive training?
at the Ontario police college (Aylmer) or the Canadian police college (Ottawa)
FIA
Forensic identification Assistant: civilian role
SOCO
Scenes of Crime Officer
FSA
, Forensic Services Assistant
SCS
Scenes of Crime Specialist
CSST
Crime Scene Support Technician
Requirements for Forensic notebook
- must be written in approved format
- should be written in black or blue ink
- every page must be accounted for in the notebook (numbered and none missing)
- Each day starts with the date, shift time, weather, temperature
- Start time is recorded following 24 hr clock
- all important events should be documented from there
- end time is indicated and notebook is signed off
investigative notes are a permanent written record of?
- the facts of an investigation
- your actions in an investigation
- an important tool to assist you in providing accurate and factual information to an
investigation
Scene Photos
- general photos taken of the scene prior to processing
- shows everything as found
- not a defined process
- painting a picture