Seven Sisters: Two passengers injured in Tube hammer attack

Officers believe this man may have information which could help the investigation

A man wielding a hammer hit two London Underground passengers over the head in a random attack.

The assault happened just after 20:00 GMT on Thursday at Seven Sisters Tube station in north London.

Detectives said two strangers were approached by a man they did not know and were hit, but have not suffered life-threatening injuries.

British Transport Police (BTP) have issued CCTV of a man they want to trace.

Insp Gary Pinner said: "This is a concerning, unprovoked attack in a busy Underground station.

"We are really keen to trace and speak to the individual in the images."