More than 430 people in at least 15 states have been sickened by tainted McDonald's salads, the Centers for Disease Control and Prevention said in an update on Thursday.
Health officials in Connecticut, Florida, Iowa, Illinois, Indiana, Kentucky, Michigan, Minnesota, Missouri, Nebraska, Ohio, South Dakota, Tennessee, Virginia and Wisconsin all report they now have cases of people infected by the Cyclospora parasite that they believe came from having eaten lettuce in salads at McDonald's.