More than 100 people ill from parasite possibly linked to McDonald's salads

Story highlights

  • Illinois is reporting 90 illnesses, Iowa is reporting 15
  • McDonald's is replacing salad mix in approximately 3,000 US restaurant locations

(CNN)The Illinois and Iowa health departments are investigating outbreaks of a parasite that causes intestinal illness and might be linked to McDonald's salads, both states said Thursday.

Illinois is reporting 90 cases since mid-May. Iowa is reporting 15 cases sin