ANTIOCH, Ill. (AP) — A woman doing landscaping on her suburban Chicago property unearthed the bones of a man who died 800 to 1,000 years ago.

The Lake County News-Sun reports that the woman was digging in Antioch Township near Fox Lake in September when she unearthed some bones. She called authorities when she found a jaw that looked human. The newspaper said the woman didn’t want to be identified.

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Crime scene investigators, anthropologists and other experts secured the area and recovered 75 percent of the skeleton of a man of about 20 to 30 years old who died at least 800 years ago.

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Bill Brown is a Native American who runs the annual Potawatomi Trails Pow Wow in Zion. He says the man could be from the Ho-chunk or Miami tribes.

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