Unit 2 Slides for Survey of Forensic Science

Corpus Delicti

Body of the Crime

that a crime occurred and that the person charged with the crime was responsible for it

must be proven

Top reasons for committing a crime

• money

• investigator

• revenge

Crime scene team

a group of professional investigators, each trained in a variety of special disciplines

Team members

• first police officer on the scene

• medics (if necessary)

• investigator(s)

• medical examiner (if necessary) or representative from office

• photographer and/or Field evidence technician

• lab experts

Logic and forensic techniques involve

• recognition

• identification

• individualization

• reconstruction

recognition

scene survey, documentation, collection

identification

comparison testing

individualization

evaluation and interpretation

reconstruction

reporting and presenting

Evidence

• body

• primary crime scene

• secondary crime scene

• suspect(s) and their property

first officer on the scene must

ADAPT

ADAPT

assess the crime scene

ADAPT

detain the witness

ADAPT

arrest the perpetrator

ADAPT

protect the crime scene

ADAPT

take notes — compile data, including preserving any fragile evidence at the scene

Basic police department structure

PITA

PITA

Patrol Division

PITA

Investigate Division

PITA

Tactical or S.W.A.T.

PITA

Administrative division/training

Medicolgeal death investigator

representative from the medical examiner or coroner’s office

Police investigators

ideally 5 respond to a scene

jurisdiction

police have __________ of the crime scene

Lead investigator

responsible for the crime scene

document

Case detectives ________ the crime scene

investigate

Case detectives _________ the original or reporting patrol officer.

examine

Case detectives _______ the crime scene with csi

pass

Case detectives ____ necessary info to assisting detectives