A diarrheal illness is being investigated across the US. The illness, known as cyclosporiasis, has been reported in multiple states.

At least 31 states are now involved in the investigation. The Centers for Disease Control and Prevention, or CDC, is leading the effort to learn more about the growing number of cases.

Further details about the investigation are available from the CDC. For the latest information on cyclosporiasis cases, readers can consult the source for updates.