Federal health officials said lettuce from central Mexico was a source of the widespread outbreak. (AP Photo)Two people have died in Michigan in the first reported US fatalities linked to a cyclosporiasis outbreak associated with iceberg lettuce served at Taco Bell restaurants, state health officials said Monday. First reported US deaths from cyclosporiasisThe Michigan health department announced the first US deaths on Monday. Both individuals had significant underlying health conditions that may have been impacted by cyclosporiasis and dehydration, according to medical records. Cyclosporiasis is an intenstinal illness caused by the Cyclospora parasite and marked by “frequent and sometimes explosive bowel movements”.