3. A postcard and flowers are left in tribute to victims of Paris attacks outside the French Embassy in London, Britain November 14, 2015. REUTERS/Suzanne Plunkett

4. Flowers are offered as tribute to victims of Friday's attacks in Paris, in front of the French embassy in Berlin, Germany, November 14, 2015. REUTERS/Hannibal Hanschke

5. A man holds a candle and a drawing depicting the French flag and carrying the words "I am Parisian" in front of the French embassy after attacks in Paris on Friday, in Warsaw, Poland November 14, 2015. REUTERS/Kacper Pempel

6. Peace for Paris November 13, 2015 'Peace for Paris', Jean Jullien

7. Bullet impacts are seen in the window of the Le Carillon restaurant the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Christian Hartman

8. General view of the scene where a victim is seen on the sidewalk outside a cafe near the Bataclan concert hall following fatal shootings in Paris, France, November 14, 2015. REUTERS/Christian Hartmann

9. A rose placed in a bullet hole in a restaurant window the day after a series of deadly attacks in Paris, November 14, 2015. The note reads "In the Name of What?" REUTERS/Pascal Rossignol

10. A policeman stands near an abandoned shoe that was left in the street near the Bataclan concert hall the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Charles Platiau

11. Abandoned clothes of victims are out of the Bataclan concert hall the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Charles Platiau

12. A watch lays on the ground outside the Bataclan concert hall, Nov. 14, 2015 in Paris. (AP Photo/Christophe Ena)

13. People hug on the street near the Bataclan concert hall following fatal attacks in Paris, France, November 14, 2015. REUTERS/Christian Hartmann

14. Rescue services personnel work near covered bodies outside a restaurant following a shooting incident in Paris, France, November 13, 2015. REUTERS/Philippe Wojazer

15. A woman wears the painted colours of France's national flag on her cheek during a candlelight vigil for the victims of the Paris attacks, in Sydney, Australia, November 14, 2015. REUTERS/Jason Reed

16. Italian Lower House President Laura Boldrini lays flowers, in sympathy with the victims of the Paris attacks, in front of the French embassy in Rome, Italy November 14, 2015. REUTERS/Remo Casilli

17. Ukraine's President Petro Poroshenko kneels near the French embassy as he commemorates victims of attacks in Paris, in Kiev, Ukraine, November 14, 2015. REUTERS/Valentyn Ogirenko

18. A woman places a flower, in sympathy with the victims of the Paris attacks, in front of the French embassy in Rome, Italy November 14, 2015. REUTERS/Remo Casilli

19. People lay flowers outside the French embassy in Berlin, Germany, November 14, 2015, after gunmen and bombers attacked restaurants, a concert hall and a sports stadium at locations across Paris on Friday. REUTERS/Hannibal Hanschke

20. People take pictures of a makeshift memorial for the victims of the Paris attacks in front of the a French flag in Sydney, Australia, November 14, 2015. REUTERS/Jason Reed

21. Flowers are offered as tribute to victims of Friday's attacks in Paris, in front of the French embassy in Berlin, Germany, November 14, 2015. REUTERS/Hannibal Hanschke

22. A makeshift memorial honoring the victims of the terror attack in Paris is seen outside the Consulate General of France in San Francisco, California November 13, 2015. REUTERS/Stephen Lam

23. Flowers and candles are seen placed outside the Le Carillon restaurant the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Christian Hartman

24. Flowers are seen placed on the doorstep of the Le Carillon restaurant the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Christian Hartman

25. A man places a candle in front of the Carillon cafe in Paris on Nov. 14, 2015, a day after over 120 people were killed in a series of shooting and explosions. (AP Photo/Jerome Delay)

26. Candles in the French national colours are placed at Place de la Republique near the Bataclan concert hall the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Pascal Rossignol

27. Women cry as they lay flowers at the French embassy in Moscow. Photograph: TASS/Barcroft Media

28. People gather in Aotea Square, in Auckland, New Zealand.. Photograph: Hannah Peters/Getty Images

29. Frenchman Aurelian Renault holds an image of the Eiffel Tower as he gathers with others outside Liverpool’s Lime Street train station. Photograph: Paul Ellis/AFP/Getty Images

30. College students huddle against the wind to light a peace sign of candles outside the French embassy in Washington, US.. Photograph: Jay Mallin/Zuma Press/Corbis

31. People light candles and lay flowers at the French embassy in Warsaw, Poland.. Photograph: Kacper Pempel/Reuters

32. In Paris, a man grieves outside the Le Carillon restaurant, one of the venues attacked, on Saturday morning.. Photograph: Christian Hartmann/Reuters

33. In Agartala, India, children hold candles and pictures as they pray for the victims.. Photograph: Jayanta Dey/Reuters

34. Books are seen placed outside the Le Carillon restaurant the morning after a series of deadly attacks in Paris, November 14, 2015. REUTERS/Christian Hartman

35. Women comfort each other as they stand in front of the Carillon cafe, in Paris, Nov.14, 2015. (AP Photo/Thibault Camus)

36. cast Peace for Paris: November 13, 2015 images and text credit www. Music Edith Piaf - Mon Dieu (My God) created olga.e. Union Square was also the venue for a vigil held to remember those killed in Paris.. Photograph: Zach D Roberts/NurPhoto/Corbis

37. A tribute is chalked on the pavement in Union Square, New York.. Photograph: Zach D Roberts/NurPhoto/Corbis end

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