West Midlands Ambulance Service has been tweeting updates of the situation on the M6 where a chemical tanker has crashed:
The Hazardous Area Response team (HART) carries mass oxygen system which can treat large numbers of casualties at th... http://t.co/Iy3PCVhi
Update on M6 now up to ten casualties. Suffering from breathing difficulties as a result of toxic chemical fire. All... http://t.co/ZdleZH2J
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Andreea Cristea, 29, remains in a critical condition after being rescued from the Thames after a terror attack along Westminster Bridge.
The Prime Minister has praised the former soldier's "huge professionalism" in trying to save the life of Pc Keith Palmer.
The man who carried out the Westminster attack is thought to be British born and was once investigated by MI5, the Prime Minister has said.