MIDDLEBURY — The Vermont Department of Health (DOH) on Wednesday confirmed a recent case of rabies in a grey fox in Middlebury, though authorities aren’t at this point providing the specific location. Confirmation of the rabies case has prompted state and local health officials to warn area residents to be on the guard. Rabies is a deadly viral disease of the brain that infects mammals and is fatal to both humans and animals. In Vermont, rabies …