Mysterious disease killing dogs in Norway

HELSINKI -- Norwegian authorities haven't been able to detect the cause behind an unexplained disease that is estimated to have killed dozens of dogs in the country in recent days, officials said Saturday. The Norwegian Food Safety Authority said that it had been informed of another six cases of dogs falling ill, with two them already dead, all with the same symptoms of vomiting and bloody diarrhea. The disease seemed "very serious for a dog. But we don't know yet whether this is contagious or j