Srebrenica: burial of 136 newly-identified massacre victims Tens of thousands of people gather in Srebrenica to commemorate the 20th anniversary of the massacre of thousands of Muslims in the worst mass killing in Europe since World War II. More than 6,000 of those killed in the atrocity are buried at a memorial cemetery where 136 newly-identified massacre victims were to be laid to rest later Saturday. IMAGES AND SOUNDBITES