Armed police cordon off Cromwell Road in Peterborough

Armed police have cordoned off Cromwell Road in Millfield.

An eye-witness said it was "all kicking off".

Police at Cromwell Road. Photo: Terry Harris

Police at Cromwell Road. Photo: Terry Harris

Sniffer dogs and ambulances are also at the scene.

The road is cordoned off from Cobden Street to Lime Tree Avenue.

UPDATE: Armed police surround Peterborough house after three seriously hurt - one man remains inside

Armed police at the scene. Photo: Terry Harris

Armed police at the scene. Photo: Terry Harris