Manchester stabbing rampage being termed as terror attack: Police

British police confirmed on Tuesday they were treating a stabbing attack which injured three people at Manchester's Victoria train station as a terrorist investigation and was searching an address in the Cheetham Hill area of the city. Earlier on Tuesday police had said the investigation was led by counter-terrorism experts but they were "keeping an open mind". "We are treating this as a terrorist investigation," Chief Constable Ian Hopkins told reporters.