Investigative and Operations Support Section Surveillance and Aviation Section National Center for the Analysis of Violent Crime Crisis Management Unit Counter-IED Section Critical Incident Response Group Hostage Rescue Team https://www.fbi.gov/services/cirg CIRG CIRG CIRG FBI Группа по реагированию на критические инциденты ФБР (CIRG) https://www.fbi.gov/services/cirg