Further to the breaking news that Eamonn picked up on earlier here
Most news agencies now reporting that heavy shooting has been heard in the northern Paris suburb of Saint Denis and reports say a large scale police operation, linked to last Friday's attacks, is under way there
French TV say that some police have been wounded and that there are a number of armed terrorist suspects holed up in an apartment
The BBC further report that a French journalist in St-Denis, Djamel Mazi,states that two or three men have barricaded themselves into an apartment in the centre of the suburb. He also says people are being evacuated from the local area.
More from the Beeb here
We'll bring you more as it happens and markets will remain in cautious mode
Update: 05.50 GMT
Radio Monte Carlo is reporting that Abdelhamid Abaaoud, the alleged mastermind of the Paris attacks, is the focus of the police operation in Saint Denis. The report is unverified.
Shooting is reported to have stopped in the past 15 minutes
Latest images from Paris- Police operation under way