Since the pool was closed on July 11, to date there are 123 sick children and 8 people with secondary illnesses who were never even in the water. Full Story

The Chester County Health Department told Action News it has conducted interviews with more than 100 people, and sent more than 100 samples from patients, plus pool water to the state health labs.

In addition to the children sickened, at least 14 of the 38 workers at the pool have experienced symptoms.

Early tests revealed norovirus in the water, and some stool samples from people who had been in the water.