A shooting last weekend at a children’s birthday party in California that left four dead was the 17th mass killing this year ...

DENVER (AP) — A teenager suspected in a shooting attack at a suburban Denver high school that left two students in critical condition appeared fascinated with previous mass shootings including ...

Police say a road rage shooting may have led to a Saturday night shooting that killed one man. No arrests have been made.

The suspect accused of a mass shooting at a Colorado Springs Planned Parenthood clinic in 2015 has died in federal custody.

Amari Peterson was one of three children, including an 8-year-old and a 9-year-old, killed in the shooting, authorities said.

Robert Dear, 67, died at 6:30 a.m. Saturday in the U.S. Medical Center for Federal Prisoners in Springfield, Missouri, Bureau ...

The shooting at a toddler's birthday party left four people dead and 11 injured. Of the four killed, three were children.

The FBI now has a $50,000 reward for information of the mass shooting that left four people dead at a Stockton banquet hall ...

The man who was charged with killing three people and wounding several others at a Planned Parenthood in Colorado Springs in ...

Robert Dear, the suspect accused of a mass shooting at a Colorado Springs Planned Parenthood clinic in 2015, has died in ...