Series of explosions across the capital.
PM described bombing as barbaric. Blasts may be work of Al-Qaeda.
Central London is now grinded to a halt. Underground systems closed. Trains cancelled in and out of London. Buses are suspended.
More than 20 fatalities reported, death toll still rising. People are still trapped in the tube train stucked in King's Cross. London hospitals all geared up to receive the emergencies.