Control the Scene
Term used in relation to control of the crime scene when first headed to scene
Approach
Amendment to the constitution News wants to step all over but police want to protect (hint: NOT 1st)
6th Amendment
Term used to identify who has had any contact with evidence
Chain of custody
When a witness discusses the crime/overhears others they incorporate some of that info into their version
Retroactive Interference
Criminal Investigation Basic Perspectives
Most important aspect of crime scene should always be on officers mind
Safety
Name 2 things that should not be released to the media
Witnesses names, juvenile names, amount of $, info on admission/non admission of guilt, prior criminal history of suspect
List 3 types of evidence potentially found at a crime scene.
Blood/bodily fluids, weapons/bullet casing, imprints/impressions, tool marks, dust/dirt traces, questioned documents, misc trace evidence.
First officer on scene should ID witnesses and _____ as soon as possible
Separate
What type of evidence may harm the officer
Infected (blood/HIV etc) evidence
A step taken in controlling the scene, often requires the assistance of others, is slightly less important that that of ones own safety
Medical Attention (for victims etc)
Methodology of searching where only one collects the evidence
Single-officer search
Term used to identify how one might be able to indicate that was exactly the piece of evidence they had
Marking the evidence.
Essential elements of crime
Corpus Delecti
The term used in court related to evidence and letting the perpetrator know what all police have against them
Discovery
Search (or identify) witnesses
List two types of evidence searches
point to point, ever widen, ever narrowing, zone/sector, strip or grid.
Term used to identify application of scientific techniques in collecting and analyzing evidence. hint: not forensics
Criminalistics
Why we do crime scene sketches in addition to reports and photos
Name for a person who seen the incident but does not want to be a part of the process
Unwilling Witness
Scene Boundaries.
The belief that anyone that enters a crime scene leaves something, and also takes something with them
Exchange principle.
Term used to identify what must accompany evidence sent to a lab
Evidence Report.
First officer on crime scene is responsible (first) to
neutralize the scene.
Revisiting the crime scene.