MINNEAPOLIS (WCCO) — A 10-year-old girl has been found dead after a hay bale fire Thursday night in southwestern Minnesota.

The fired happened at a farm west of Adrian, Minn., around 7 p.m. Once the fire was out, firefighters took apart the round hay bales and found Perry Heideman’s body lying among them.

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The Nobles County Sheriff told the Daily Globe of Worthington that Heideman’s family had noticed she was missing.

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They searched the property, but didn’t find anything.

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Authorities do not know what caused the fire.