Experts advise owners to keep their pups away from others
                                
                                
                                    (Newser) -
                                    First it was  Illinois . Now the canine dog flu that has put Chicago-area owners and veterinarians on edge has also spread to Wisconsin, Indiana, and Ohio, per the  AP , with more than 1,000 dogs in these Midwest states sickened, the University of Wisconsin-Madison School of Veterinary Medicine reports. The...