The city of Waukesha posted to its Twitter and Facebook accounts revised casualty totals. "At this time, we can confirm that 5 people are deceased and over 40 are injured," the statement said. "However, these numbers may change as we collect additional information."

Earlier, authorities said 11 adults and 12 children were ferried to local hospitals. Others were taken by friends and family. Children's Wisconsin hospital said it had 15 patients and no fatalities.