london metropolitan environment director sir ian blair has confirmed that there have been three small explosions on tube trains at warren street , oval and shepherd ' s bush stations , and three small explosions on a no . 26 bus on greenwich place in bethnal green . the public ambulance services has not encountered any injured personnel , but each person has attributed themselves to a local hospital . it is not yet known if this is connection with the blasts .
Police report there has been an explosion in the tube station.