If a murder, a homicide and or a suicide occur, the crime scene investigator(s) collects the clues and evidence that will be analyzed by the forensic scientist(s) which can lead them to their suspect(s). The purpose of a Crime Scene Investigation is to help victims find justice. When a crime has been reported, the responding officer and/or detective have to note the dispatch information such as address/location, time, date, type of call, parties involved. The officer(s)/detective(s) have to be observant when approaching, entering and exiting a crime scene such as look, listen and smell. Next thing they have to do is to secure the crime scene. Officers have to scan the area for sights, sounds and smell that may cause danger to personnel and other individuals such as gasoline and explosives. They also have to survey for any dangerous civilian around the scene and control the situation. If there are any dangerous civilian, officer will immediately call for back-up and while the officer(s) are waiting for the back-up, they have to handle the situation thoroughly. They would first position the “Crime Scene DO NOT CROSS” tape around the perimeter, this allows authorized personnel to cross the area of the crime scene. Following this procedure will preserve the scene with minimal contamination. Officers and detectives have to be alert and attentive about their surroundings. The detective(s) have to identify all the individuals around the crime scene. They have to identify the witnesses and secure them. Identify possible suspects and secure them and also separate them from the witnesses. They also secure and separate the victims/family/friends and show compassion to them. They must also exclude the media, bystanders that are just watching what is going on and the law enforcements that are off duty. When the crime scene investigator(s) arrive at the crime scene, they have to do a
Cited: Crose, Nicholas. “Extreme Careers: Detectives : Life Investigation Crime”. New York: Rosen Central, 2003.Print Cooperman, Stephanie. “Extreme Careers: Biohazard Technicians”. New York: Rosen Central, 2004.Print “Encyclopedia of Careers and Vocational Guidance”. New York: Ferguson, 2005.Print Murdico, Suzanne J. Extreme Careers Forensic Scientists: Life Investigating Sudden Death. New York: Rosen Central, 2004.Print Technical Working Group on Crime Scene Investigation. ”Crime Scene Investigation: A Guide for a Law Enforcement”. January 2000. Web. December 12, 2009