SREBRENICA – SREBRENICA, Bosnia-Bosnia on Saturday marks the 25th anniversary of the Srebrenica massacre, the country's worst carnage during the 1992-95 war and the only crime in Europe since World War II that has been declared a genocide.The brutal execution of more than 8,000 Bosniak Muslim men and boys by Bosnian Serb troops is being commemorated in a series of events and the reburial of some of the victims' remains at a memorial site near the town.Normally, thousands attend the ceremonies at Potocari, but the global pandemic has made it impossible this year — U.N.