What about that Lithuanian chap, I mean he was involved in the liquidation of the Warsaw ghetto amongst other things, an NCO in the SS but as they say, he was also a victim. Where do you draw the line between 'criminal' and 'survivor?'
ED: More on the Lithuanian chap:
BBC NEWS | Programmes | Newsnight | Hunting the last Nazi war criminals
I guess the question is, how conclusive is the evidence, seems fairly airtight to me.