Shootings fuel booming $3 billion school-safety industry
CBS News was in Columbiana, Ohio, as teachers trained to take down an armed intruder with pepper spray that costs $1,500 a can
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CBS News was in Columbiana, Ohio, as teachers trained to take down an armed intruder with pepper spray that costs $1,500 a can
Students were sent home for the day after the evacuation
Newly-released documents reveal Adam Lanza's extreme anger, scorn for other people and deep social isolation
One social media threat alert service costs less than $2 per student
Some of the worst massacres in recent memory have had something in common: the AR-15 style rifle. Scott Pelley reports on why the high-velocity rounds used in the gun makes it so deadly
Ballistics tests show how lethal a wound from an AR-15 style rifle can be. Now there's a campaign to teach civilians how to be first responders in mass shootings
"Stop the Bleed" is a campaign to teach civilians — including school-age kids — to come to the rescue of people injured in accidents and shootings
Police already have released some of Lanza's writings, along with thousands of pages of interviews, documents and other evidence
Parents mourning the loss of their children in the 2012 school shooting in Newtown, Conn., are taking the purveyors of cruel and outlandish conspiracy theories to court
Several families from the 2012 Sandy Hook massacre are suing Jones over his claims the school shooting was a hoax
Right-wing conspiracy theorist is in court this week for a defamation suit by parents of Sandy Hook victims
A hearing Wednesday in Austin is the first of two this week involving the Infowars host
Alex Jones argues he was acting as a journalist when he questioned the official narrative of the 2012 Sandy Hook school shooting on his talk show
Lawsuits allege that Jones' insistence that the shooting was staged led others to make death threats against the victims' families
Former Sen. Rick Santorum says that students who have rallied for gun control should instead learn CPR or find their own way to prevent a school shooting
Nicole Hockley lost her son Dylan in the Sandy Hook school shooting five years ago, and now she's sharing her experience with teens in Florida
Connecticut State Police haven't said why the report, which examines police tactics during the 2012 school massacre, took five years to complete
Five years on, CBSN looks at America's attitudes on gun ownership and gun violence are still deeply split along partisan lines
"In terms of a specific policy we're moving forward with that would have prevented that, I'm not aware of what that would be yet," she said.
Five years after the tragedy at Sandy Hook, the father of one of the victims talks about how he's gotten support from another father touched by gun violence
The slain first-grader was passionate about the things she loved, and animals were at the top of the list
On December 14, 2012, a disturbed young man shot and killed 20 children and six educators in one of the worst mass shootings in U.S. history
How deep does the gun divide go? For over half of gun owners, guns are "part of what makes America great," and for close to the same percentage of non-gun owners, guns make America "dangerous"
After major incidents of violence police typically release an investigation into their own response, but the Connecticut State Police have not
Five years after the mass shooting in Newtown, Connecticut, shook the country, CBSN spoke to two parents about how things have changed