that is until a few years ago when the simon wiesenthal center in jerusalem picked up the trail.he organization searches for nazi war criminals still at large. the well-known historian and nazi hunter says he is surprised at finding kepiro, who was an officer at the time of the massacre. he believes kepiro was instrumental in selecting people for execution. >> he was in charge of the roundups of hundreds of civilians living in the section of the city and who were then marched to the danube where they were murderere >> he was tried and convicted for his part in the massacre in 1944. the germans occupied hong greek shortly thereafter and the sentence was never carried out. -- the germans occupied hungary shortly thereafter and the sentence was never cried out. >> they searched long and hard for a living member of the gendarmie and found me. they came up with slanderous stories that were easy to refute. >> kepiro does not deny he was present for the massacre. he says he did not kill anyone himself and is not guilty. some call his denial an insult to the victims. she survived as a sm