The death toll from the April 20, 1999, school shooting has increased to 13 students and one teacher. The two killers took ...

Audree Heine, 13, died by suicide after struggling with mental health and bullying. Her mom later found she was obsessed with the Columbine shooting.

A woman who was partially paralyzed during the 1999 mass shooting at Columbine High School died last month, and her death has now been ruled a homicide. Anne Marie Hochhalter died of sepsis on Feb.

The mass shooting at Columbine High School on April 20, 1999, has now claimed another life, according to a report Wednesday from the Jefferson County Coroner's Office. The autopsy released ...

Affidavit: Columbine shooter posted threat on Web. DENVER, Colorado (CNN) -- Police Tuesday released the contents of an affidavit asking for a search of the home of Eric Harris a ...