LESSON 1
COLLECTION AND PRESERVATION OF PHYSICAL EVIDENCE
CRITICAL TASKS:
191-390-0120
191-390-0122
191-390-0123
191-390-0126
191-390-0158
OVERVIEW
LESSON DESCRIPTION:
In this lesson you will learn to photograph, collect physical evidence,
preserve impressions, initiate and maintain chain of custody of evidence, and
record and account for evidence.
TERMINAL LEARNING OBJECTIVE:
ACTION:
Take photographs, collect, record, account for and maintain
chain of custody of evidence.
CONDITION:
You will have this subcourse.
STANDARD:
To demonstrate competency of these tasks, you must achieve a
minimum score of 70 percent on the subcourse examination.
REFERENCES:
The material contained in this lesson was derived from the
following publication: FM 19-20.
INTRODUCTION
1.
General.
a. The first step in an effective investigation is the protection and
processing of the crime scene.
Every investigation involves some kind of
evidence. If proper protection and processing are not done, evidence may be
destroyed or overlooked. That evidence may have a direct bearing on the case.
b. The following definitions will apply throughout this lesson:
(1) Incident or Crime Scene.
An incident or crime scene is the area
surrounding the place where an incident or crime occurred. The scene includes
the area where items of evidence are found that relate to the act. The limits
1-1
MP0100
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