Forensics

Eyewitness Testimony or Physical Evidence Which Should You Believe In some trials you may hear about physical evidence, and hear from eyewitnesses from the crime. While Physical evidence is evidence that is collected from the scene of the crime, or found on a victim. Physical evidence can be scientifically tested, and sometimes compared against a suspect. Witness testimony primarily relies on that witness's memory, and hopefully their attention of detail. If you are a jury member how can…

M1 Crime Scene Investigation On 22nd of September at 9:10am I arrived at the crime scene, as the blood was present on the floor it suggested that someone has been murdered. Firstly, I wore all the personal protective equipment (PPE) which is needed before entering the crime scene. The personal protective equipment includes Soco Suit, Safety glasses, Gloves, Mask and Foot covers. Wearing all the personal protective equipment is very important, as it stops the evidence from getting contaminated…

After reviewing all the evidence I have come to the conclusion that Matthew Maloy Murdered Robert Burlington. I have come to this conclusion using entomology and through the use of fingerprint, blood, tire track, and hair analysis. The fingerprint tests´ showed us that the only people who touched the bloody tire iron were Nicole Burlington and Matthew Maloy. Nicole Burlington is the spouse of the victim so her touching the item is reasonable but Matthew Maloy touching it is strange especially…

The goal of any crime scene investigation is to assist in demonstrating what occurred and to determine who is guilty of committing the crime. So, it is very crucial that each crime scene investigator follows the correct procedures and carries out the investigative responsibilities. There are many critical parts of an investigation. Each and every crime scene that an investigator comes across has to be properly secured, recorded and searched. Firstly, securing the crime scene is a crucial…

Categories of Evidence Offered In Criminal Trials The types of evidence that are allowed in criminal trials are as follows: Demonstrative, Documentary, Real, and Testimony evidence. All types of evidence must be relevant to the case and also be reliable or credible. Demonstrative evidence is any testimony or document that be used in the court proceedings. This can include but is not limited to: graphs, physical objects, pictures, models, and enlarged documents that are used to clarify the…

A coroner is someone who examines dead bodies and sees what caused that person to die. Some interesting things about the Grundy County Coroner, (John W. Callahan) is that he examines the fingerprints and x-rays of the dead body and he looks at the DNA records with the fingerprints and he takes all of this to the law agencies to see what they can do with it to see how they actually died. First, John Callahan when he works on 24 hours a day, 7 days a week getting calls at his office for Union…

Latent fingermark being imperceptible to the unaided eye is the decisive form of physical evidence found on divergent surfaces at the scene of crime. It is decisive because of its perpetuality and uniqueness. The word ‘fingerprint’ is common in commonality but individual to a person. When a person grasp something, he left the traces of residues (secretions of glands) conforming impression of the ridges of the fingers. The fingermark residue is a complex matrix of secretions and xeno-materials.…

The purpose of the following presentation is to provide useful information regarding the inherent legal concerns and constraints involved in working as a crime scene investigator. As future crime scene investigators, you will be required to know and avoid the possible procedural errors that may occur in order to properly mitigate potential threats that could damage or derail a criminal case. By being aware of these legal constrains, you will be able to proficiently process a crime scene with…

A big concern around the collection and analysis of digital evidence is when an executed search warrant becomes a general warrant. Digital evidence is scattered within a computer surround by data that is considered to be protected documents. Because of this fact digital evidence collection and analysis can turn a warrant into a general warrant. This is a major problem for law enforcement because it means that whole cases could be thrown out, or criminals could end up back on the street. Many…

The process of a postmortem examination is to discover the cause of death or the extent of disease is called an Autopsy; it is performed by a doctor called an Autopsy Surgeon who most often than not has to cut open the body of the deceased to examine the insides of the person’s body such as organs to see if there are telling signs to lead to a cause of death such as poison in the liver or punctures in the lungs. Understanding the role the medical examiner (autopsy surgeon) plays in evaluating…