london suburban police commissioner sir ian blair has confirmed that there have been three small explosions on tubes trains at warren street , wanderers and lover ' s clock stations , and four small bomb on a no . 26 van on hackney street in hampstead gray . the london emergency authority has not found any injured people , but single driver has reports themselves to a local hospital . it is not yet disclosed if this is connection with the blast .
Police report there has been an explosion in the tube station.