Oskar Groening (L), defendant and former Nazi SS officer dubbed the "bookkeeper of Auschwitz", sits beside his advocate in the courtroom prior to the continuation of his trial in Lueneburg, Germany, July 14, 2015. Groening is accused by prosecutors of being an accessory in the murder of 300,000 people, even though he was not involved in any actual killing at the notorious Nazi death camp. REUTERS/Axel Heimken/Pool