The West Allis Police Department is investigating a dog biting incident that happened this morning near 67th St. and W. Lincoln Ave. It left a man and his dog injured.

According to police, the initial investigation reveals that two dogs left a nearby yard through an open gate and began to bite a third dog which was being walked on the street.

The adult male owner of the third dog attempted to separate the dogs and received a bite from one of the two dogs who had left the yard.

The man was taken to a local hospital for treatment of bite wounds. The man's dog was also transported to a local veterinarian for treatment.

Witnesses describe the two dogs that left the yard as a mix breed and a Rottweiler. The injured dog is being described as a beagle/shepherd mix. Police have not confirmed the dog breeds yet.

The incident remains under investigation. 

No further information is being released at this time.

Stay with CBS 58 News for more information on this developing story.