There is a warning about a potent batch of heroin in Sauk County.
The state’s Department of Health Services says four overdoses were traced back to heroin sold in Sauk County earlier this month. At least four people overdosed in one day. The county health department’s Hannah Erdman says the numbers indicate there is a potent batch of heroin or fentanyl in the area. There haven’t been any more reports of any overdoses since the first round, at least not in Sauk County.