A huge police cordon remains in place on a Sheffield estate this morning, amid claims of a stabbing.
Tannery Close in Woodhouse is sealed off this morning along with a car park off the street and the whole of Tannery Park.
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A resident said: "I have never seen a police presence like this.
"Every single access point to Tannery Close and the park has a police officer there."
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Residents said an air ambulance landed at the crime scene last night.
Details have not yet been released by South Yorkshire Police.