Abstract: In the world we are living in today, many crimes such as robbery, rape, murder, genocide, suicides and other fatal activities are emerging resulting in high insecurity globally. The increased instability causes fear and panic to people making it hard to carry out their daily duties. Government and other private sectors have come up with ways to handles this disaster by producing various experts who investigate the causal effects of damage and harm. By use of a collection of tool, materials and scientific measure and theories, the experts can investigate and point out the criminals who then face penalties for their actions.