Today is the International Day of the Victims of Enforced Disappearances , and more than 20 years after the end of the war in the western Balkans, it’s a painful reminder that families are still searching for 12,000 missing relatives . One man, pictured near a cemetery in, Bosnia-Herzegovina, is the only survivor of a massacre, which took place on 25 July 1992. At just 14 years of age he managed to escape execution – but 29 people sheltering at his aunt’s house were killed by militias. Among those killed were his mother, two brothers, sister and other relatives