Incidents involving active shooters, violent extremists, barricade situations or other acts of aggressive deadly behaviors represent some of the most challenging responses to the first responder community. These types of responses test the capabilities of first responders—including mass-casualty care. The FDNY is the primary response agency to mass casualty incidents in New York City, which continues to be a potential target for domestic and international terrorism. Captain Gregg Brady spearheaded an innovative approach to FDNY Warm Zone Triage to quickly address severely injured patients in an environment under possible threat. Chief of Staff Elizabeth Cascio hosts.