The front page of the Deseret News on April 22, 1999, as reporting continued from Littleton, Colorado, where an attack two days before at Columbine High School left 15 dead and many more injured. Editor’s note: This story was originally published on April 20,

Teenage sweethearts Nicholas Kunselman and Stephanie Hart-Grizzell survived the Columbine massacre in April 1999. Ten months later, they'd be shot dead in a crime that remains unsolved.

In 1999 it was unthinkable for someone to attack a school - that changed on April 23, 1999 when two Littleton, Colorado students entered Columbine High School armed with guns and explosives.

The crazed gunman who opened fire on tourists atop a pyramid at Mexico’s famous Teotihuacan ruins was a Hitler fanatic who posed for pics throwing Nazi salutes — and was found with an AI-generated photo of himself standing with the Columbine school shooters,

Students, parents, teachers and community members volunteered at several different locations for the Columbine Day of Service.

Twenty-seven years after the tragedy at Columbine High School, students and staff are focused on kindness. More than 1,200 Columbine students signed up to help out around the community as part of

Authorities arrested three teens who allegedly planned a copycat Columbine and Sandy Hook shooting at a New York middle school, according to police.