Nine suffer life-threatening injuries as UK terror police probe train stabbing

A forensic investigator on the platform by the train at Huntingdon train station in Cambridgeshire. Picture: Joe Giddens/PA Wire

British counter-terrorism police are involved in an investigation into a mass stabbing on a train which left nine people suffering with life-threatening injuries.

A man with a large knife is believed to have been shot with a Taser by police after going on a bloody rampage on a high speed train after it left Peterborough station in Cambridgeshire.