CLAIRTON (AP) — Police say seven Western Pennsylvania homes were hit by bullets in a shooting spree.

Station KDKA reports that the shooting took place at about 3:15 a.m. Friday in Clairton. That’s about 15 miles south of Pittsburgh.

Police say a total of 40 rounds were fired, but no one was injured. One of the homes was hit by 10 rounds and had a 5-year-old inside.

Police are still investigating but believe they know who the shooter is.