Forensic Science Investigating a Crime Scene - 1220 Words

Forensic Science Level 3 Assignment 2 Unit 2 Lisa Ashton Unit 2 Task 12 Investigating a crime scene. When investigating a crime scene before touching anything investigators must document and photograph everything, investigate all doors, windows, ect of any evidence of how offender got in and out of the crime scene, investigate every inch of the crime scene for blood, fingerprints, footprints, weapons, bullet holes, shell casings etc. and anything that looks out of place. Once this is done investigators can then collect any evidence using the right equipment. Preserving the crime scene and evidence. When arriving at a crime scene investigators must wear protective clothing, gloves and shoe covers they must use†¦show more content†¦The relevance of appropriate storage of evidence. The crucial step of the investigation is the transport and storage of evidence recovered from the crime scene. Tightly controlled access during transport and storage will prevent any unauthorized contact and possible tampering or loss of evidence. The evidence that is recovered at the scene must reach a forensic laboratory as quickly as possible, appropriate conditions will prevent deterioration of evidence during transport and storage. Evidence might have to be stored for some years until a case goes to court or if the case is unsolved so labelling and storing evidence must be appropriately done to avoid contamination or disintegration etc. Task 17 What is a chain of custody and its importance? When evidence is collected from a scene of a crime and goes to the forensic laboratory for examination it is called a chain of custody all personnel who handle the evidence must sign and date the evidence package to assure the court that it has not been contaminated and it is the same evidence recovered from the crime scene. It is important to try and keep the number of personnel who handles the evidence to a minimum because all those who handle the evidence must testify in court. A chain of custody usually includes the investigator who collects the evidence from the crime scene and the scientist who analysis the material. But also couldShow MoreRelatedImaginary Crime Scene Essay945 Words   |  4 PagesImaginary Crime Scene/Mass Disaster Lawanda Holloman Kaplan University Crime Scene Investigation II CJ370 In this paper, I am going to describe each specialized personnel that will be needed at the scene of a crime or mass disaster. I will inform you of what duties each of these specialized individuals will possess. You will be able to know and understand each of these responsibilities. 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