POLICE OFFICERS are typically the first to arrive at a crime scene. They are responsible for securing the scene so no evidence is destroyed and detaining persons of interest in the crime. … They investigate the crime by following leads provided by witnesses and physical evidence.
What is the correct order of crime scene protocol?
What are the correct order of the steps taken while processing a crime scene? Assess the crime scene and assist those who are hurt, Detain witness, Arrest the perp, Protect crime scene, Take notes.
What is the first step in processing a crime scene?
Interview is the first step in processing a crime scene. The crime scene technician must interview the first officer at the scene or the victim to ascertain the “theory” of the case. Basically what allegedly happened, what crime took place, and how was the crime committed.
Who is typically in charge at a crime scene?
Crime Scene Investigator. Crime scene investigators (CSIs) go by many names, including evidence technician, crime scene technician, forensic investigator, crime scene analyst, criminalistics officer and more. In the past, most CSIs were trained police officers. In fact, most still work out of police stations today.
What are the 5 steps of crime scene investigation?
Terms in this set (5)
- Collect evidence.
What are 4 steps to crime scene protocol?
Basic Stages for a Crime Scene Investigation — Possible Homicide
- Approach the Scene. …
- Secure and Protect the Scene. …
- Initiate Preliminary Survey. …
- Evaluate Physical Evidence Possibilities. …
- Prepare a Narrative of the Scene. …
- Capture the Scene Photographically. …
- Prepare the Crime Scene Sketch. …
- Conduct a Detailed Search.
What are the 7 basic steps in crime scene investigation?
7 Steps of a Crime Scene Investigation
- Identify Scene Dimensions. Locate the focal point of the scene. …
- Establish Security. Tape around the perimeter. …
- Create a Plan & Communicate. Determine the type of crime that occurred. …
- Conduct Primary Survey. …
- Document and Process Scene. …
- Conduct Secondary Survey. …
- Record and Preserve Evidence.
What are the 8 steps to processing a crime scene?
Terms in this set (11)
- Obtain a search warrant.
- Secure and Isolate the crime scene.
- Record the scene.
- Conduct a systematic search for evidence.
- Collect and package physical evidence.
- Maintain and chain of custody.
- Obtain controls.
- Submit evidence to the laboratory.
What are the 3 phases of criminal investigation?
Applied to the criminal realm, a criminal investigation refers to the process of collecting information (or evidence) about a crime in order to: (1) determine if a crime has been committed; (2) identify the perpetrator; (3) apprehend the perpetrator; and (4) provide evidence to support a conviction in court.
What should be photographed first?
The object should first be photographed as is, then photographed with the ruler. It is important that when doing one-to-one photography that the ruler is on the same plane as the object being photographed and the film plane is parallel to the ruler. This is why a level and a tripod are necessary.
Can you be a CSI without being a cop?
Do I need to be a police officer before I can be a CSI? The short answer is no, CSI’s are both sworn police officers and civilians. The longer answer is that most CSI’s are sworn officers, but there is a large number of civilians doing the same job.
What is the Golden Rule of Criminal Investigation?
The Golden Rule in Criminal Investigation. “ Do not touch, alter, move, or transfer any object at the crime scene unless it is properly marked, measured, sketched and/or photographed .”
What should you not do at a crime scene?
Here are 5 things you should and should NOT do when a crime scene or traumatic incident occurs in your home, business or property.
- 1 – Do NOT touch, or have anyone else touch anything. …
- 2 – Do NOT clean it yourself, or have a family member or employee clean up.