VERSAILLES, FRANCE - NOVEMBER 16:  French President Francois Hollande pauses for a minute's silence during an exceptional joint gathering of both houses of parliament on November 16, 2015 in Versailles, France. During his speech, the French President expressed his commitment to 'destroying' Islamic State (IS) following Friday's terrorist attacks which left at least 129 people dead and hundreds more injured.  (Photo by Chesnot/Getty Images)