Many students aren't seeking mental health care after a school shooting, while others wait years to reach out

A Florida teenager who authorities say was obsessed with the Columbine school shooting and may have been planning an attack in Colorado just days ahead of the 20th anniversary has been found dead in an apparent suicide

Authorities say a teenager who was obsessed with the Columbine school shooting and may have been planning an attack raised suspicions after making unspecified comments to people at home in Florida and buying three one-way tickets to Denver

A Connecticut appeals court is set to hear arguments in a lawsuit alleging Sandy Hook Elementary School officials failed to order a lockdown that could have saved lives before a gunman killed 20 first-graders and six educators in 2012

A university student in upstate New York has died following suspected hazing last week that led to a suspension of fraternity and sorority activities

Police in South Florida say a young woman being sought after allegedly posing a threat that has put Denver-area schools on lock down was reported missing on Monday night by her parents

Authorities say they're looking for a young woman who is "infatuated" with the 1999 shooting at Columbine High School and made threats just days before the 20th anniversary of the attack

Investigators say a woman who made undisclosed threats that led to tightened security at Columbine High School bought a pump-action shotgun and ammunition shortly after landing in Denver from Miami

Former Colorado Gov. John Hickenlooper, a 2020 Democratic presidential hopeful, met with survivors of the Columbine, Aurora attacks

A new poll says that despite active-shooter drills and bolted doors, only about a third of U.S. parents are extremely or very confident that their children are safe in school