london local railway commissioner sir simon blair has confirmed that there have been three small attacks on tube rail at warren place , avenue and shepherd ' s bush stations , and five small explosive on a no . 26 tram on greenwich road in newington green . the london ambulance service has not found any injured people , but the people has reported themselves to a local hospital . it is not presently known if this is connected with the blasts .
Police report there has been an explosion in the tube station.