make sure there aren't any more bombs around after the 1st explosion
The team of first responders should exercise self-protection.
Terrorist use of CBRNE materials
It is important for first responders to protect themselves. It is also important to assess the risks of the scene before charging in to help, and the team should do their best to avoid those risks.
The incident commander directs emergency responders at the scene.
emergency responders
Emergency Responders
Emergency responders
A debriefing is something that usually takes place after an unusual or highly traumatic incident, where first responders get together with a crisis counselor or shrink to talk about the incident in at attempt to reduce the stress placed on the responder by said incident.
isolating the area and denying entry
Cyanogen
Examples of operational information sources in the Incident Command System (ICS) include situational reports from field personnel, status updates from incident responders via radio communication, and real-time data feeds from sensors and monitors deployed at the incident site. These sources provide critical information on the current status of the incident, resource needs, and operational challenges faced by responders.
Same as for ANY emergency scene: provide for safety of the responders so that you do not simply become more victims.