Twenty years after the Columbine High School shooting made practicing for armed intruders as routine as fire drills, many parents have only tepid confidence in the ability of schools to stop a gunman, according to a new poll by The Associated Press-NORC Center for Public Affairs Research.

I was in law enforcement prior to the term ‘Active Shooter’ became an accepted way to describe someone bent on hurting people, and before Columbine forever changed how police will respond to acts of mass violence.

U.S. Senator Richard Blumenthal (D-CT) and U.S. Representative Debbie Wasserman Schultz (FL-23) introduced bicameral legislation to implement instant universal background checks for the sale of gun ammunition.

As the number of active shooter events increases dramatically, more and more lawsuits are being brought against employers in their wake.

The Center for Mass Violence Response Studies, which will prepare public safety, government, school, business and community leaders to think critically about mass violence events, which will help them develop and implement comprehensive prevention, response and recovery strategies.

On July 16, 2018; MGM Resorts International, owner of the Mandalay Bay Casino & Hotel, filed federal lawsuits against more than 1,000 Las Vegas mass shooting victims in an effort to avoid liability in legal actions related to the gunman who opened fire on an outdoor concert from his Mandalay Bay suite on Oct. 1, 2017, killing 58 concertgoers and injuring hundreds of others.

An annual PDK poll finds that parents lack strong confidence that schools can protect their children against school shootings but favor armed police, mental health screenings, and metal detectors more than arming teachers to protect their children.

A new FBI report on active shooters says that mass shooters don’t explode out of nowhere—they plan and prepare. Most have no diagnosable mental illness. And their attacks are almost always preceded by behaviors that stir apprehension in people close to them, possible warning signs that crop up over a lengthy period of time.

The Parkland, Fla. school district that includes the high school where a gunman killed 17 people will not arm its teachers.