Dog attack the police !

"A Chattanooga Police officer, while running radar at 1410 Workman Road on Sunday night, had his patrol car attacked by a ferocious dog.
Officer Clayton Holmes said he had stopped to work on a report when he felt his car shaking. He got out to investigate and what he found was a bulldog chewing on his patrol car.
The dog chewed two tires and the entire front bumper off of the car."