 Witnesses reported the man emerged from the woods, looked around, then retreated. A nearby Honda Accord was identified but yield no leads. The lockdown was lifted after confirming no threat. The investigation was then handed over to the Calhoun County Sheriff's Office. Chancellor Jerry Thomas assured that the campus is safe and the lockdown was just precautionary. No incident report was filed by any agency as the search found no cause. Following tornado warnings, the Washtenaw County Sheriff's Office clarified that weather sirens are for outdoor use only and are