Mayor of London Sadiq Khan announced "a manhunt is underway" as bomb squads and counter-terror cops swarmed on the scene.
He added: "The person or people responsible for this attack will be caught and will be brought for justice."
Police have revealed that the homemade bomb, likened to pressure cooker devices used in 2013's Boston Marathon attack, did not fully detonate.
The 2013 bombs, which killed three and injured hundreds, were packed with nails and ball-bearings to cause maximum damage and it is not yet clear if today's device had similar projectiles.
Theresa May is being kept informed of developments after the fifth major terror attack on British soil in six months. ...
Posts
