Evidence Tracking

1528 Words Feb 12th, 2014 7 Pages
Evidence Tracking
Properly handling evidence is critical to crime solving, improper deviations to the handling can make it impossible to prosecute using the evidence collected. This paper will outline will track the evidence from a chosen crime scene through all the proper handling processes. This paper will describe the chosen crime scene scenario, describe the collected evidence and proper collection, recording of the evidence, chain of evidence, processing, interpretation methods, preservation of the evidence, proper presentation methods for different types of evidence, and the consequences of mishandling the evidence collected.
The Crime and Processing Protocols
The chosen crime scene scenario is a sexual assault; the first
…show more content…
Wet evidence should be air-dried to prevent molding. Packages must be sealed with evidence tape, not staples; someone could cut themselves on the staples and contaminate the evidence (National Institute of Justice, n.d.). Evidence can be lost be storing it in the wrong materials or exposed to too much light, heat, or bacteria (Osterburg & Ward, 2010). Evidence should only be stored in clean and leak-proof containers and kept in a cool place. Evidence should be delivered to an evidence facility as soon as possible (Osterburg & Ward, 2010). Keeping evidence too long can be harmful for prosecution (Osterburg & Ward, 2010).
Chain of Evidence
According to the National Institute of Justice, the fewer people handling the evidence, the better; there is less chance of contamination and a shorter chain of custody for court admissibility hearings (n.d.). The chain of custody of the evidence should include a list of all persons who have had physical possession of the evidence as well as the time period they carried the evidence, starting with the responding officer who was in charge up to this point. The evidence should be tracked from the responding officer’s hands or medical examiner, whoever recovers the evidence, to the processing and examination and preservation, to the presentation in court.
Recording Evidence
It can be beneficial for investigators to use a tape or digital recorder for the observations of the crime scene,
Open Document