What should be the first action of the first responder at a crime scene?

The first action of a first responder at a crime scene should focus on ensuring safety. This is crucial because the initial priority involves protecting both the individuals present and preserving the integrity of the crime scene. By ensuring the safety of all individuals, the first responder can prevent further harm, avoid contamination of evidence, and secure the area for further investigative processes.

Assessing the crime scene for evidence and documenting the scene are critical steps in the overall investigation but should only occur after safety is established. If the environment is unsafe due to potential threats, such as weapons or hazardous materials, it would be counterproductive to proceed with any investigative actions. Similarly, calling for backup can be necessary, but without first addressing safety, the situation may escalate or worsen. Therefore, ensuring safety sets the foundation for all subsequent actions in the investigation process, which is vital for effective law enforcement and the protection of all involved.