Across the Channel in the UK the PM and his team have held crisis meetings.
But perhaps we should end this news report with French President Hollande's words. He called for tolerance saying "France has been struck directly in the heart of its capital, in a place where the spirit of liberty -- and thus of resistance -- breathed freely."
If we respond violently or in fear the terrorists win.
These extremists may live in the past but we no longer live in a hang 'em high Wild West world.
We are better than that.
BBC News are following events as they happen