We now have reasonable detail on what happened in Paris yesterday.
The Guardian is live blogging events on day 2.
From Hollande’s reaction it seems likely that the terrorists will accomplish their goal:
Paris terror attacks: Hollande says Isis atrocity was ‘act of war’
Hollande described the attacks as cowardly and “an act of war” that had been carefully “prepared, organised and planned from outside the country by Islamic State, but with help from inside”. The president added: “We will be merciless toward the barbarians of Islamic State group. Faced with war, the country must take appropriate action.” But he but did not say what form that action might take.