FORT COLLINS, Colo. — A fun-loving schnauzer named Pocket is stroke survivor Dorothy Kiser's closest companion. But Kiser almost had to put Pocket to sleep when her pet developed diabetes: Kiser feared she wouldn't be able to take care of the dog alone.Aspiring veterinary students at Colorado State University stepped in to visit the 83-year-old Kiser and Pocket twice a day, giving the dog insulin shots and checking his blood-sugar levels.Read More...