While investigations are ongoing, health officials suspect shredded lettuce may be partly responsible for the current outbreak.

“Early information has shown lettuce as a common product that regularly comes up during the investigation,” said the Michigan health department.

Shredded iceberg lettuce supplied by Taylor Farms and sold at some Taco Bell restaurants has been linked to a multistate outbreak of cyclosporiasis, a source familiar with the…

Nearly 7,000 cases of cyclosporiasis have been reported across the country