PARIS, FRANCE - NOVEMBER 27: French flags are hung on balconies of the 'Van Cleef and Arpels' building on 'Place Vendome' in memory of the 130 victims of the Paris terrorist attacks on November 27, 2015 in Paris, France. French President Francois Hollande called on all French citizens to hang the tricolour national flag from their windows to pay tribute to the victims of the terrorist attacks. (Photo by Marc Piasecki/Getty Images)
