MINNEAPOLIS (WCCO) — Police in Montevideo are investigating after a number of “vicious” pit bulls reportedly attacked and injured staffers and one student at a middle school there.

According to police, three staffers were bit. When an officer arrived at the scene, a student was holding back one of the dogs with a bicycle. The dog also went after the officer.

Police didn’t say how many dogs total were involved in the incident. The police chief said one of his children was among the people who were bit.

The dogs were severely injured after being shot, police said, and were put down.

The dogs’ owner has been located.

It was not immediately available how serious any of the injuries were.