Mass Casualty Incidents
The Mass Casualty Incidents topic page provides news, videos and expert columns about dealing with large-scale incidents including terrorist attacks, dirty bombs, natural disasters and more.
An arena wired with a range of leading-edge sensors including video, audio, particulate sensors and occupancy detectors demonstrates an essential use case
Educating civilians about mass violence prevention and investigation technology procurement and policy development
In the future, it is conceivable that drones could be first responders to active shooter incidents
Xavier Jugele has been promoted to police captain and awarded Chevalier of the Legion of Honor posthumously
A police official said a man carrying a knife walked into the station and was flagged to police
Xavier Jugele was one of the officers who raced to the Bataclan concert hall the night three armed men in suicide bombs stormed a show and slaughtered 90 people on Nov. 13, 2015
Officials said Karim Cheurfi was detained at the end of February after speaking threateningly about police but was then released for lack of evidence
One of the officer’s most vivid memories – and one that led him to his biggest lesson learned – occurred while standing over the bodies of the killers in the library
The aircraft will be deployed to provide “instant infrastructure” during times of crisis
Two suspects opened fire on a crowd of young people standing outside a house as a party was ending
Columbus police say initial investigation indicates an argument erupted into gunfire at 3:20 a.m. Sunday
The Tech shooting motivated schools across the country to reevaluate campus security
On the eve of the anniversary, volunteers planted thousands of daffodils along the marathon course in solidarity
The sight of so many injured people after the Pulse attack led one cop to ask patrons the grim question, according to a new report
It’s not clear if the gunman has been taken into custody
Police believe Cedric Anderson arrived at the school intending to kill his estranged wife, Karen Elaine Smith, and accidentally shot the two children
The university is beefing up its emergency alert system and streamlining the way officials communicate after the attack exposed flaws in the text-message procedure
A school official said the attack was believed to stem from a “domestic dispute” and that the teacher knew the gunman
There was no immediate claim of responsibility for the attack and police in a later news conference said no one has been arrested
Authorities raised the death toll from 11 to 14, but did not say whether the attacker was included in the death toll
Investigators were looking into whether the explosion was a terror attack or if there might have been some other cause
Lawmakers said first responders should be able to defend themselves in an active-shooting scenario and “possibly assist in taking somebody down”
FirstNet’s selection of AT&T to build out the telecom spectrum is the biggest news thus far in this long-running saga
One police officer urgently tells a dispatcher to “expedite” every unit possible, while another says three people are injured
Shots were fired during the arrest attempt, but the incident appeared to be criminal in nature with “no nexus to terrorism”
Investigators say one person is dead and five others — including two young children — are being treated for injuries
A gunfight broke out inside the crowded Cameo club early Sunday after a dispute among several patrons escalated into a shootout
The Cameo club has a history of gun violence, and police said there was no indication of any terrorism link
The standoff began after a shooting was reported near the Cosmopolitan hotel and casino
This simple but effective method has been laid out repeatedly and in detail in IS propaganda material which continues to circulate online
Counterterror Officer Mark Rowley said two more “significant” arrests have been made, bringing the number of people in custody to nine
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