It important to secure the crime scene to ensure evidence is not tampered with and the area is preserved correctly for investigators, analysts, and forensics.
The most difficult parts of doing this is if it is a high profile case with media coverage, if witnesses/potential subjects are on the scene prior to the arrival of the criminal justice team (especially if the scene is in a residential or commercial area), or if a victim(s) who needs life support is on the scene.
Answer:
Crime scene means location where a criminal act has been committed. The location is usually secured and barrier are placed to prevent intruder from entering into the location.
Crime scene must be secured to prevent contamination and alter of guide to gather evidence for the crime committed at the site.
There are so many activities that take place at the crime scene. Such activities are authorized to be carried out by crime scene investigator and these includes:
a. He sketches
b. He takes photographs
c. He prepare reports
d. He evaluating crime scenes etc.
Despite how much effort are put in securing crime scenes, there might be some parties trying to alter evidence, destroy evidence among others. So, this pose to be the most difficult part of securing the scene from perpetrators.
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