Larry Sundberg, epidemiologist with St. Louis County, said the goal of the investigation is to identify the cause, what the disease is, and to be able to take preventative measures.
The food at the tournament, according to Sundberg
, was deli trays set out about 10:30 a.m.The trays were replenished throughout the day with food that had been refrigerated.
"It's still going to take a couple days to determine the cause," Sundberg
The County Department of Health has split the calling duties between them and Minnesota Department of Health