Monday, February 27, 2017

How CCTV is used for Criminal Investigations

Closed circuit television (CCTV) footage can be absolutely critical in the investigation of crimes, with footage caught on camera often proving to be a decisive piece of evidence. For the investigating officers, its a time-consuming process, but one that can be crucial to the conviction of perpetrators.

Common Uses of CCTV for Police Patrol vehicle in-car cameras Training Robbery investigation Crime scene processing Undercover surveillance Tactical operations Vehicle collision investigation Interrogation Video line-up

Common Uses of CCTV for Police
Patrol vehicle in-car cameras
Training
Robbery investigation
Crime scene processing
Undercover surveillance
Tactical operations
Vehicle collision investigation
Interrogation
Video line-up

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Immediate Benefits of CCTV in an Investigation Identifies suspects, witnesses & vehicles involved Identifies forensic A opportunities Indicates entry & exit Points from the scene of an incident Identifies behaviour before, during & after an incident Verifies witness/ suspect accounts Establishes a timeline of events Provides evidence of reconnaissance by a suspect

Immediate Benefits of CCTV in an Investigation
Identifies suspects, witnesses & vehicles involved
Identifies forensic A opportunities
Indicates entry & exit Points from the scene of an incident
Identifies behaviour before, during & after an incident
Verifies witness/ suspect accounts
Establishes a timeline of events
Provides evidence of reconnaissance by a suspect

Outcomes of CCTV in an Investigation

Outcomes of CCTV in an Investigation

Process for Retrieving CCTV Footage Check time & date on the system If relevant, either secure the tape as evidence or get the disc copied View the footage Determine whether or not the material is relevant Intelligence sys ems Make notes as to why it is/isn't relevant Finish and pursue other lines of enquiry

Process for Retrieving CCTV Footage
Check time & date on the system
If relevant, either secure the tape as evidence or get the disc copied
View the footage
Determine whether or not the material is relevant
Intelligence sys ems
Make notes as to why it is/isn’t relevant
Finish and pursue other lines of enquiry

Steps in Disseminating CCTV Footage

Steps in Disseminating CCTV Footage

Guidelines for Using CCTV Footage as Evidence There must be proof that recorded footage was handled continuously from moment of recording to production in court. The video recording medium must be the original recording. There must be no evidence of editing, interference with or manipulation of recorded footage. The recording should have a time & date. It should also be long enough to establish the facts that it is intended to prove.

Guidelines for Using CCTV Footage as Evidence
There must be proof that recorded footage was handled continuously from moment of recording to production in court.
The video recording medium must be the original recording.
There must be no evidence of editing, interference with or manipulation of recorded footage.
The recording should have a time & date. It should also be long enough to establish the facts that it is intended to prove.

cctv9

Originally posted 2016-02-01 19:04:14. Republished by Blog Post Promoter

The post How CCTV is used for Criminal Investigations appeared first on Information Technology Blog.



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