President François Hollande on Saturday promised a “merciless” response to the wave of terrorists attacks across Paris that killed 127 people, describing the assault claimed by Islamic State group as an act of war against France.

• Hollande declared a state of emergency and reinstated border checks.
• Three teams of attackers seem to have coordinated the attacks in Paris.
• 352 people have been injured, 99 critically.
• Eight of the attackers were killed, seven of them by using suicide vests.
• Paris officials have warned that “accomplices” could still be on the loose.
• The Stade de France stadium and five restaurants and cafés in the 10th and 11th arrondissements were hit (the Petit Cambodge restaurant, the Casa Nostra café, the Bataclan concert venue and the Belle Equipe café).
• French authorities have a number for people looking for missing loved ones: +33 (0)1 40 27 40 27. There is also a special number for tourists: 0033(0)1 45 55 80 00.