SARAJEVO, BOSNIA AND HERZEGOVINA - MAY 16: A woman, wearing a protective face mask against the novel coronavirus (COVID-19), prepares to lay flowers during a commemoration for civilians killed by Independent State of Croatia (NDH) following a protest against the mass held for the victims of the Bleiburg tragedy at the Cathedral of the Sacred Heart of Jesus in Sarajevo, Bosnia and Herzegovina on May 16, 2020. Samir Jordamovic / Anadolu Agency/ABACAPRESS.COM