Hundreds of people in the U.S. have died in shootings over the past 25 years in places like offices, stores and theaters

A student opened fire at Abundant Life Christian School in Madison, Wisconsin, on Monday in a shooting that left two people and the suspect dead and others injured.

The teen shooter at a private Christian school in Madison, Wisconsin, was in contact with a man in California whom authorities say was plotting a mass shooting with her, a report says.