crjs406 ip3

Apr 15th, 2015
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Now that you have educated the new investigator on the concepts of class and individual characteristics of evidence, it is time to begin collecting the evidence that you had marked during the initial walk-through. In this assignment, you address the actual collection and preservation tasks used during the investigation. There are numerous examples of physical and trace evidence, and although general crime scene procedures will be the same, the type of evidence will determine the specific collection procedure. Below is a list of many types of evidence that may be found at a crime scene. • Computers • Documents • Drugs • Explosives • Fibers • Fingerprints • Firearms • Glass • Impressions • Paint • Petroleum products • Plastics • Powder residues • Serial numbers • Soils and minerals • Tool marks • Vehicles and lights • Woods and vegetative materials Assignment Guidelines Address the following in 7–9 pages: • Select 5–7 of the above types of physical evidence, and explain processes involved

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CRJS406-IP3NameClassNameDateProfessorCollecting Evidence at Crime Scene Physical evidence is collected at the crime scene and is essential to identifying a criminal suspect and then proving the guilt of a suspect in a court of law. There are many different types of physical evidence collected at the crime scene but each piece of evidence located is a piece of a bigger puzzle. It is imperative to ensure when the evidence is located it is properly preserved, collected, and documented in order to ensure it will be eligible to be used against a criminal suspect in a court of law. Failures to follow the steps in the collection process will The role of the forensic investigator is to locate, preserve, and collect the physical evidence. One type of physical evidence important in the 21st Century is computer evidence. Computer evidence can provide police with all types of evidence that can point directly or indirectly to the crime or the criminal offender. Computers contain a record of the behavior of the victim leading up to the crime or the criminal suspects. It provides digital communications and shows police what sites were visited. Computer evidence is extremely sensitive and must be carefully collected following uniform evidence collection, standards. There are all types of potential class evidence associated with a computer. The actual computer or any removable media is class evidence until it can be tied to a particular criminal off

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