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SARAJEVO, BOSNIA AND HERZEGOVINA - NOVEMBER 20: People gather at Gazi Husrev-beg Mosque to attend a religious ceremony within the celebrations for Mawlid al-Nabi, the birth anniversary of Muslims' beloved Prophet Mohammad, in Sarajevo, Bosnia and Herzegovina on November 20, 2018. (Photo by Mustafa Ozturk/Anadolu Agency/Getty Images)

SARAJEVO, BOSNIA AND HERZEGOVINA - NOVEMBER 20: People gather at Gazi Husrev-beg Mosque to attend a religious ceremony within the celebrations for Mawlid al-Nabi, the birth anniversary of Muslims' beloved Prophet Mohammad, in Sarajevo, Bosnia and Herzegovina on November 20, 2018. (Photo by Mustafa Ozturk/Anadolu Agency/Getty Images)