HPM 70.1 - EVIDENCE Flashcards
Different types of evidence: (4 types)
- Direct evidence
- Circumstantial evidence
- Testimonial
- Physical evidence
5 basic criteria for the evaluation of physical evidence:
- Relevancy
- Identifiable
- Legally Obtained
- Continuity (chain of possession)
- Integrity (not contaminated)
An investigation is a step by step inquiry into the circumstances of an incident to establish _________
facts
The objectives of law enforcement investigations are to?
3 things
- Determine if a CRIME occurred (and what crime)
- Identify /secure EVIDENCE of a crime
- Identify / locate / apprehend the OFFENDER
Juveniles who are arrested MUST be advised of their rights regardless of ___________
Questioning
with or without questioning
When evidence is collected, it should remain in ______________________________
the container in which it was found in
What material provides the best storage for MOST evidence
Plastic, tamper-resistant, bags
__________ bags shall NOT be used for packaging items that might have biological material (blood, semen, saliva, fingerprints, blood stains, most items)
Plastic
(it can cause specimens to retain moisture/bacterial growth)
__________ can be used for the storage of larger items and items that might contain biological material such as clothing.
Manila envelopes or kraft paper bags
_________ should NOT be used to seal evidence in any type of container
Staples
they make opening the container difficult, and they also leave small holes that can allow a leak
Once removed from a loaded firearm, the chambered round of ammo should be placed in a ________________ separate from any other ammo
Small envelope
Ammo located in a magazine should remain ___________________ when forensic testing of the firearm is needed
Remain in the magazine
When the Dept takes custody of a firearm, a _______________ describing the firearm SHALL be issued to the person who possessed the firearm
Receipt
It’s the yellow copy of the 36 form
For a confiscated firearm, the CHP 36 receipt shall include the following info:
- Make / model
- Serial #
- Location where it was booked/stored
- Time limit for recovery for owner
- The date after which the owner can pick it up
If a gun is seized at a scene and needs forensic testing and a gun box is not available, gun should be placed in a _________________
Manila envelope for transport back to office for proper packaging
Computer Evidence: If a computer is off, you should ____________________
Leave it off
Computer Evidence: Since forensic evidence can be destroyed with a simple click of mouse, you should immediately _____________________
Restrict access to the computer and immediate area.
Also DO NOT attempt to use the computer to search for evidence
Computer Evidence: Package the computer components in what type of containers?
Non-static containers (paper bags and cardboard boxes)
Computer Evidence: While transporting the computer components, place the evidence where in the patrol car?
Floorboard of the back seat (away from radio system)
Cell Phone Evidence: if the device is off, you should do what?
Leave it off. Remove battery
Cell Phone Evidence: If the cell phone/tablet is on, you should do what?
Leave it ON. Powering it off could enable a password prompt
Also, remove any SIM cards / place into Airplane mode
All paper and cardboard product packaged items shall use ___________ to securely close the package
Strapping tape
All controlled substances (except marijuana) and all unknown substances SHALL be __________________ and sealed using heat seal polyester bags
Double-bagged
All drugs, controlled substances (including pills) and marijuana submitted as evidence SHALL be weighed both ______ to and _______ packaging
Prior to and after packaging
Pills shall be _________ and not counted
Weighed
Drugs with street value of $10,000 or more, SHALL NOT be stored where?
Shall not be stored in a temporary evidence locker. They shall be secured inside the evidence room immediately after packaging.
Money SHALL be counted by ___ employees regardless of amount, one of whom SHOULD be a ______________
2 employees
One should be supervisor
BOTH shall add names, ID’s and sign the CHP 36
The weight of the substance in its original container is it’s ____________ weight
Net Weight
The weight of the substance AFTER it’s been sealed in a package is it’s _________ weight.
Gross Weight
Money in excess of $1,000 seized as evidence or for safe keeping, SHALL NOT be stored where?
Shall not be stored in temporary locker. Shall be stored in evidence room. Notify evidence officer - they SHALL respond
Firearms seized for DV, shall be seized for at least ____ hours
48 hours
How often shall the property supervisor conduct inspections of the property system?
Quarterly
Inspection: Random sample of ___% of items with a minimum of ___ items
10 %
Minimum of 10 items
Evidence is either ___________ or _____________
Direct or circumstantial
The 2 most effective searches for OUTSIDE
Strip method
Grid search
Before searching the scene, the scene should be ________
photographed
________ should not be used to seal evidence in any type of container. They make opening the container difficult, and they also leave small holes that can allow evidence to leak out.
Staples
Evidence tape seals shall have what written on them so that the markings are on both the evidence tape AND the packaging?
3 things
- Your initials
- ID #
- Date packaged
When transporting computer evidence, place the packaged material away from _____________________. If possible, place the evidence on the floorboard in the ________________ of the patrol car.
Away from the PV’s radio system
On the floorboard
What items require the blue “sensitive” item serialized evidence tape strips?
Controlled substances and money
Alcoholic beverage evidence should not normally be seized. Except for _______ cases.
Felony
(fingerprints, under 21, contains drugs)
Any type of ammo FOR EVIDENCE (fired cases, fragments, pellets, unfired bullets, loaded magazines) should be packaged in ________________-
Kraft paper / manila-type envelopes
Any type of ammo FOR SAFEKEEPING/FOUND (fired cases, fragments, pellets, unfired bullets, loaded magazines) should be packaged in ________________-
plastic evidence bags
Separate calibers
Never package bloody items in ________
plastic
will deteriorate