Public health officials said Monday they hadn't determined the cause, saying the suspected food poisoning could be from a toxin or bacteria, but not a virus. Most of the children were sent home but a few were admitted to the hospital.
Mayor Marco Alessandrini posted the city ordinance suspending the lunch program on his Facebook page. He said it was a precaution and in effect until the cause is determined. The ANSA news agency said the carabinieri's food safety unit had sequestered samples from the meal service company.