Bradley Scott Sayer, 18, is charged with two counts of murder in an event police said was "a Columbine High School massacre ...

The 18-year-old suspect in a shooting at a Northern California library did a walkthrough of the building, then went to his vehicle, got a shotgun and fatally shot a man at the main door and another ...

The two people killed in a shooting at the Butte County Library in Chico on Monday were identified, as officials released new details about the shooting response and the alleged shooter's motivations.

Prosecutors said Bradley Scott Sayer, 18, posted a video before the attack and had followed online forums about mass shootings.

The man accused of killing two people in a shooting at a Northern California library​ earlier this week was arraigned ...

Gunman, 18, faces first-degree murder charges after killing two people and injuring a child at library in Butte county ...

Police arrested an 18-year-old suspect in a shooting Monday evening at a Northern California library, which left two dead and one injured, according to the Chico Police Department. Shots were fired ...

Two people have been killed in California after a shooting in a public library — the suspect is in custody, police said.

Officers responded to calls reporting a shooting inside a public library. On one 911 call, screams and gunshots could be heard, police said.

Police say Bradley Scott Sayer, 18, acted alone and is facing two murder charges as investigators continue to examine the motive behind the attack.

Bradley Scott Sayer, 18, was booked into the Butte County Jail on suspicion of two open counts of murder ...