A commemoration ceremony has marked the 19th anniversary of Europe’s worst massacre since World War II. <br /><br /> Eight-thousand Muslim men and boys were executed July 11, 1995 when minority Serb forces overran the Bosnian town of Srebrenica.<br /><br /> The remains of more than 6,000 victims have been found in mass graves and identified using DNA technology. <br /><br /> The search continues for around 1,000 bodies believed to be still missing.<br /><br /> Every July 11, more are buried at a memorial centre near the town.