AP - Next time you have a case of diarrhea that lasts a day or more, chances are better than 1 in 3 that it was food poisoning. As many as a quarter of Americans suffer a foodborne illness each year — though only a fraction of those cases get linked to high-profile outbreaks like the recent salmonella-peanut scare, according to the U.S. Centers for Disease Control and Prevention.More...