BREAKING: Police seal off part of Sheffield estate
Police have sealed off a road on a Sheffield estate this morning.
A number of homes are within the cordon in Lupton Road, Lowedges, with police officers standing guard at both ends.
Residents claim police officers started to arrive at the scene between 7.15am and 8.20am.
A number of officers are working within the cordon, with activity appearing to centre around one house.
The nature of the incident under investigation has not yet been revealed by South Yorkshire Police.