What is one of the first responsibilities of the first responding officer at a crime scene?

One of the first responsibilities of the first responding officer at a crime scene is to secure the crime scene. This is essential to preserve evidence, protect the integrity of the investigation, and ensure the safety of everyone involved, including victims, witnesses, and officers. By establishing a perimeter and controlling access to the scene, the officer prevents contamination or alteration of evidence that could be crucial to solving the case.

Securing the crime scene also allows for a methodical and organized approach to the investigation that follows. Once the scene is secured, investigators can move in and begin the process of gathering evidence, taking photographs, and interviewing witnesses without the concern of outside interference. This foundational step is critical because any evidence lost or tampered with can significantly hinder the investigative process and impact the prosecution of any subsequent cases.