VIDEO: Yorkshire Air Ambulance leaves scene of major incident on Sheffield estate
The Yorkshire Air Ambulance has now left the scene of a major incident on a Sheffield estate.
A video sent in by an onlooker shows the aircraft leaving Greenhill Park.
Several police cars, two ambulance vehicles and the Yorkshire Air Ambulance were earlier called out to Lowedges at about 8pm this evening.
An eyewitness said: "There are loads of police and ambulances here.
"I have heard that a teenage male has been stabbed and taken away in the air ambulance.
South Yorkshire Police and Yorkshire Ambulance Service has been contacted for comment and we are awaiting a reply.