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GLEN CARBON, Ill. – Police say they're acting on a tip about possible criminal activity in Glen Carbon.

They area officers are searching the property of Mary Kampwerth, who was found dead Saturday in her driveway in the 4500 block of State Route 159.

Madison County Coroner Stephen P. Nonn says she may have died from the week's below-freezing temperatures. She was found fully clothed and "frozen."

The police chief says the search is not related to her death, and they are acting on tips they've received over the last few days, but would not elaborate.

NewsChannel 5 has a crew at the scene and will update this story when details become available.