A look back at local, national and world events through Deseret News archives. On April 20, 1999, two students shot and killed 12 classmates and one teacher and injured 23 others before taking their ...

(CNN) — Here is some background information about the deaths of 13 people at Columbine High School in Littleton, Colorado, on April 20, 1999. Facts: Twelve students and one teacher were killed by ...

Myths about bullies, goths and school safety persist 10 years after Columbine. April 20, 2009 — -- Patrick Ireland will forever be known as "the boy in the window" after television cameras ...

A 16-year-old boy who had been radicalized by an “extremist network” fired a revolver multiple times during an attack at a ...

Twelve students and one teacher were killed by students Dylan Klebold, 17, and Eric Harris, 18, in the initial attack. The pair made home videos prior to the attack making references to what they were ...