There was as yet no known motive for the violence. The shooter’s family was cooperating with the investigation, police said.

At least three people have been killed in a shooting at Abundant Life Christian School in Madison, according to police.

STORY: Police say a 15-year-old girl opened fire in a Wisconsin school classroom on Monday, fatally shooting a fellow student ...

Details are still emerging about the course of the Madison, Wisconsin, school shooting that left three people -- among them ...

Monday’s deadly shooting at Abundant Life Christian School in Madison, Wis., marks the 83rd school shooting in the United States this year.

A 15-year-old female student killed a teacher and a student at the private Abundant Life Christian School in Madison, ...

A teenage student opened fire with a handgun Monday at a private Christian school in Wisconsin, killing a teacher and another teenager during the final week before Christmas break. The shooter also ...

Police say a 15-year-old student opened fire inside a study hall at a small Christian school in Wisconsin, killing a teacher ...

A student opened fire at Abundant Life Christian School in Madison, Wisconsin on Monday, authorities said in a shooting that ...

Authorities say seven people were injured and three people were killed following a shooting at Abundant Life Christian School ...

The police in Wisconsin are working to establish a motive for the attack, which left a student and teacher dead and six ...