Health officials in Michigan say two people have died in connection with the ongoing cyclosporiasis outbreak. The fatalities, reported Monday, are the first known deaths tied to the broader multi-state outbreak.

The update marks a significant turn in an outbreak that had already drawn attention across more than one state. Officials linked the two deaths to cyclosporiasis, though the brief report did not provide additional details about the victims or the circumstances surrounding the cases.

Because the illness is part of a multi-state outbreak, public health agencies are expected to continue tracking cases and investigating how widely the outbreak has spread. The latest report underscores the seriousness that can accompany an outbreak even when early cases may not appear fatal.

Authorities have not released fuller information in the trimmed report, but the announcement from Michigan places new focus on the outbreak’s impact. With these two deaths, the cyclosporiasis outbreak has now reached a more severe stage in the public health response.