Keep in mind that this was a "Rescue" Dogs will mirror their owner's in how they are raised. Owner's should be held accountable for the dogs actions. Do you ban all Children because of the few who grow up to be a Thief, Wife beater or Serial Killer. On another note, this is a prime example of ownership of a firearm and proper knowledge of how to use it saved the life of the homeowner and quite possibly others in the home.