Paris on Alert as Terrorists Attack on Satire Magazine Charlie Hebdo: Live Blog

The latest news on today's attack in Paris.

The attack left 12 dead and at least three others seriously injured.

The gunmen, who have not been identified but were heard screaming "Allahu Akbar" outside the offices in footage obtained by witnesses, were able to escape the scene by car.

Our liveblog, below, will be updated constantly with the latest news.