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Forensic Investigator Role In Crime Scene Investigation

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Recommended: Importance of collecting evidence at the crime scene

Answer: Role and importance of Investigator in crime scene investigation, Forensic Investigator in Crime scene investigation plays a very important role in crime scene investigation, whenever there is a crime first the Police officer reaches the scene of crime and investigate the case and as on requirement the various subspecialties related to that offence concerned Forensic Investigator is called upon to the scene of crime to investigate the case and scene.

The goals and objectives of the Crime Scene Investigators at the scene of crime is to collection, preservation, packaging, transportation, and documentation related with physical evidence left behind at the crime scene so as to reach the case to its conclusion.
The crime scene is being …show more content…

Testimonial i.e. witness: those who have witnessed the crime. 2. Physical evidence: Physical evidence could be any type material which has some link to the crime and could be able to connect with the crime and help to crack the case. The so called physical evidence collected by the crime scene investigator at the crime scene in the form f physical evidence that it May prove that a crime has been committed, they can Establish any key elements of a crime, Link a suspect with a crime scene or a so called victim, Establishing the identity or individuality of a victim or suspect, Corroborate verbal witness testimony and Exonerate the innocent this is the role and importance of crime scene investigator in the crime scene investigation at scene of crime. This evidence collected by the investigator will give the important clues to the investigating authority i.e. police officer to lead the …show more content…

While making a report in crime scene investigation, investigator should adopt a proper protocol and methodology. The notes and reports should be done in a sequential order and should include no opinions, no analysis, or no conclusion. Just the facts, in no probability the investigator should presume or assume the facts. The scene need to be documented the moment the forensic investigator get the chance to take over and whenever e sees it.
Sketching a crime scene Sketches are used along with the reports and various photographs are needed to document the scene. A crime scene sketch is simply an drawing that need to be accurate, which shows the appearance of a crime scene. The sketch of the crime scene is being drawn to show various items, the various position and relationship of various

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I would also use photographs to document the scene when it comes to injuries sustained by the victim and other important pieces of evidence such as things the suspect may have dropped or left behind that may contain important details of the attacker. A sketch would be used to determine where the evidence was found as well as location of suspect in relation to the break in and the assault. This would be more accurate when it comes to precise measurements. Maintaining the integrity of the evidence by having a proper chain of custody is important to a case or investigation. Every piece of evidence must be accounted for and logged, as well as who has had access to the evidence and where the evidence has been stored.

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Forensics is a very complex field. If the crime scene is not secured correctly, or piece of evidence is handle wrong or "contaminated", an entire case can change in favor of the culprit. JonBenet Ramsey case is a prime example of police failing to secure the crime scene and due to that valuable evidence is lost forever. The mysterious death of JonBenet Ramsey (the daughter of a socialite and a wealthy businessman) was a case that could have been solved if the crime scene was correctly secured.

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When the evidence is ready to be collected each item will go into its own separate bag. Each bag will be sealed shut and the seal has to be signed. Next each bag will be labeled with the date and time of collection, what the item is, where it was found, the name and identification number of the person who bagged it, what type of crime scene it was found at, the incident number, and evidence number. (Tina Young, 2011) Next would be the search of fingerprints.

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The evidence found was collected and thoroughly analyzed. Eyewitness testimony, analysis of hairs and fibers, blood analysis, fingerprint analysis and DNA analysis were used to find the perpetrator. The most significant pieces of evidence tested for was Blood Type, DNA, fingerprints and hair analysis. Blood type narrowed the suspects down to 2 suspects, fingerprint and DNA narrowed it down it 1 suspect and hair analysis narrowed it down to 1 suspect also. The two suspects that seem to be very likely suspects are Hector

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Doing this, helpws protect the evidence and prevent cross contamination. The crime scene is the physical area where a crime is thought to of occurred and where the evidence of the said crime is thought to reside. Vital evidence to a case, can be found at a crime scene. This includes, fingerprints, DNA, foot prints, bullets, bullet casings, fibers, etc. It is important to determine if a crime has in fact been committed, if so, the officer must initiate enforcement action, by arresting or pursuing the offender or dispatching apprehension information.

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Specific crime scene investigators, sometimes referred to as “ballistics experts” or “firearms examiners”, are forensic specialists. They are mainly responsible for collecting and analyzing, from a crime scene, the ballistic-related evidence, including both firearms and ammunition. These forensic specialists are called upon to determine everything ranging from trajectory, to probable distances and angles when examining firearms and ammunition. A “ballistics expert”, studies (depending on the evidence collected) shell casings, bullet fragments, clips, and firearms discovered on the crime scene. They determine this while in a laboratory setting, and can analyze the evidence to solve a crime.

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Forensic science technicians perform chemical, biological, and physical analysis on evidence taken from crime scenes. Forensic scientist experts help and aid criminal examinations by gathering and breaking down the evidence in order to confirm or deny any claims. Numerous of these experts spend a significant amount of time in either a crime scene examination or research center investigation. Most of these forensic professionals invest a great deal of time composing reports about their investigation. Investigate wrongdoing scenes to figure out what and how proof ought to be gathered.

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The connection to a particular network In the present world, the computer and its related technology has great significance due to wide spread usage of the technology in all the areas. There is hardly any person who does not use the technology. With the passage of time the networking also hold such an importance and therefore a lot of offices, homes and enterprises work on private and official network. With the increasing demand of networking the demand for networking professionals is also increased. With the help of the course of the Network Security Certification, one can command on the networking and can master it in few days.

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Crime scene photography, sometimes referred to as forensic photography or forensic imaging, is the art of producing an accurate representation of an accident or crime scene. Crime scene photography is an important asset in the collection of evidence at the crime scene, documents the appearance and location of victims, shell casings, footprints, bloodstain patterns, and other physical evidence. In order for photographs to be admissible in a court of law, the standard for photographs of crime scenes and evidence must be of sufficient quality. Photography has a vital role in the decision made in court because the pictures are to represent the scene as it was exactly. Digital SLR single reflex camera is the most often used camera in crime scene investigations.

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