Crime Scene Investigation and Evidence Collection

A location other than where the crime took place, but is in the same way related to the crime and where evidence is found

• Primary Crime Scene

• Secondary Crime Scene

• Trace Evidence

A material that can be related to a SINGLE source.

• Trace Evidence

• Class evidence

• individual evidence

A written record of all people who have had possession of an item of evidence.

• Chain of Custody

• Trace Evidence

• Locard exchange

Any place where evidence maybe located to help explain events.

• Secondary Crime Scene

• Crime Scene

• Circumstantial evidence.

example of this evidence is an eye witness account of a crime, or a recording of the crime.

• Direct Evidence

• indirect evidence

• Circumstantial evidence

indirect evidence, or evidence used to imply what happened at the crime scene

• direct evidence

• Circumstantial evidence

• secondary evidence

material that comes from a proven or known source

• control sample

• chain of custody

• collusion

material that connects an individual to a GROUP that have similar characteristics.

• individual evidence

• first responder

• Class evidence

Small but measurable amounts of material found at a crime scene.

• trace evidence

• individual evidence

• Circumstantial evidence

The first person on the scene

• Medical examiner

• CSI investigator

• First Responder