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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.

We might want SWAT at every public venue, but we just don’t have the money and resources to do it
From active shooter response protocols to screening processes for new recruits, police leaders will face many challenges in the coming year
From lip sync battles to policing the homeless to immigration enforcement, 2018 was a big year for issues in law enforcement
The boy downloaded an app for his phone that uses the real backdrop as the setting for the violent game
34-year-old Aaron Alexis, a military contract worker, opened fire killing 12 and wounding several more, including an officer
The car was found parked next to a former mountain resort, 1 woman and 3 teens were inside
Widespread high waters are keeping search and rescue teams from reaching stranded residents and motorists
Hubert Allen Jr., 72, drove to several locations shooting employees before he drove home and killed himself
Maj. Nidal Hasan is now eligible for the death penalty for the 2009 attack on the Texas miliary base
Maj. Nidal Hasan is acting as his own attorney but told the judge that he wouldn’t be putting up a defense
Partnering with a Texas-based training center, the FBI has been teaching best practices for responding to mass shootings
Erbie Bowser, 44, has been charged with capital murder for the attacks that left 4 people dead
A suspect driving a stolen truck struck 3 other vehicles as he fled police, killing 6 and wounding several more
Erbie Lee Bowser was charged with two counts of capital murder, two counts of aggravated assault, and more
Dias Kadyrbayev and Azamat Tazhayakov are accused of trying to dispose of evidence from Dzhokhar Tsarnaev’s dorm room
Erbie Bowser was arrested Wednesday night; police are investigating the possibility of a grenade being used in one attack
The man is being hailed a hero for wrestling the shooter to the ground with the help of other witnesses
The announcement marks the latest delay in the timeline for the report on the Dec. 14 shootings
On the witness stand will be many of the wounded, plus dozens of others who were inside the post’s Soldier Readiness Processing Center
A man intentionally drove into crowds, killing 1 and injuring 11 others
Pedro Alberto Vargas watched movie after movie involving shootings, seeking creative inspiration for his own draft screenplay
Advances in technology in recent years have enabled an entirely new set of possibilities for integration and communications
Sidney A. Muller fatally shot 4 after a drug deal went wrong - including a man and his son delivering newspapers
Negotiators and a SWAT team tried talking with him from the other side of the door of an apartment unit where he was holding hostages
Hasan, 42, is charged with 13 counts of premeditated murder and 32 counts of attempted premeditated murder
In response to the glamorized cover photo that appeared on the Rolling Stone magazine cover, he showed what he called “the real Boston bomber”
Officer Joseph Reynolds was the first cop to lay eyes on the brothers — and the first to take fire
Such continued violence underscores why the governor dramatically altered a gun bill that will end Illinois’ last-in-the nation ban on carrying concealed firearms
The staff at the Newtown Emergency Communications Center has won praise from officials and colleagues around the country for their work that day
A U.S. grand jury returned a 30-count indictment against Dzhokhar Tsarnaev that included using a weapon of mass destruction
Officers believed everyone involved was accounted for but wouldn’t say whether the shooter was among those shot