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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.

No matter how much training, experience and proven good judgment you have, some people will never be comfortable with an old sheepdog being armed
The actions of Sgt. Ron Helus during the shooting at a California bar undoubtedly saved lives; here’s what else LE can learn from this horrific attack
Now more than ever, police agencies must work with faith-based communities to ensure they’re prepared
The gunman shot his live-in girlfriend and 3 other men before police arrived and shot him
After interrogating Dzhokhar Tsarnaev, police discovered the brothers had no connection to Muslim terrorist groups
After the Boston marathon bombings, parallel evolution allowed ALL to work together in an effective way — this is something we need to understand and leverage for the future
Tsarnaev made his first appearance before a magistrate judge where he was charged with conspiring to use a weapon of mass destruction
Her lawyer told feds she did not suspect her husband of anything, and that there was no reason for her to have suspected him
Floyd Corkins II pleaded guilty to three charges stemming from an incident in which he entered the Family Research Council with a gun
5 were killed in an exchange of gunfire, including a suspect who was killed by arriving officers
10 of the 12 dead in the fertilizer plant explosion were first responders
Friends who describe the missing terrorist as ‘calm and chill’ are urging that he not kill himself or hurt others
Rescue crews spent much of the day after Wednesday night’s blast searching the town for survivors
The two Chechen brothers lived on a quiet street in Cambridge, they had been in the US about 10 years
An agent says the photos came from surveillance cameras near the explosion sites
Volunteer firefighters and medics are among the people feared dead in the wreckage
Investigators have been analyzing photos and videos frame by frame for clues
Workers could be seen carrying cribs and children from the day care center in the court house
Some media had said the suspect was expected in federal court in Boston
Almost an hour of audio details the frantic conversations between dispatchers, medics, and police
Police and federal agents appealed to the public Tuesday for clues to who is responsible for the attack
Officials said no one had claimed responsibility for the bombings, but the blasts raised fears of a terrorist attack
At least two people were killed and more than 80 injured when two bombs exploded in the packed streets
Officials dismantled two more explosive devices found near the initial bombs that went off
Pictures surfacing on Twitter show an explosion and smoke, while others show people who appear injured
Officers and emergency medical responders arrived after getting an emergency call late Friday
He spent weeks planning the kidnapping, targeting firefighters rather than police to avoid being shot
“They’re simply relieved that the situation is over, that their family members are with them and that they’re safe”
Hostages are slightly injured but OK, but one police officer was shot in the hand
“I turned around, and there was just blood — just blood dripping down the stairs, all over the floor, all over everyone’s towels, on their necks”
Authorities have 1 suspect in custody for the Tuesday morning attack at Lone Star College
Despite traditional advice, citizens may need to act in a way they haven’t been trained for or equipped to deal with