Police in Madison, Wis., are investigating how the 15-year-old school shooter obtained a handgun. Police Chief Shon Barnes, in an interview Tuesday morning with CNN’s John Berman, said partners at the Bureau of Alcohol,

Two people were killed and a teenage suspect — later identified as a 15-year-old girl — was found dead in a shooting at Abundant Life Christian School in Madison, Wisconsin, on Monday morning.Just before 11 a.

A 15-year-old student killed a teacher and another teenager with a handgun Monday during a school shooting at a Christian school in Madison. The incident terrified classmates, including a second grader who made the 911 call that sent dozens of police officers rushing to the small school just a week before