Seventy-six years after the end of World War Two, a former concentration camp guard has gone on trial for assisting in the murder of 3,518 prisoners at Sachsenhausen near Berlin.
Josef S is accused of complicity in the shooting of Soviet prisoners of war and the murder of others with Zyklon B gas.
Time is running out for Nazi-era criminals to face justice and he is the oldest defendant so far to stand trial.
It was only in recent years that lower-ranking Nazis were brought to trial.
Ten years ago, the conviction of former SS guard John Demjanjuk set a precedent enabling prosecutors to charge people for aiding and abetting Nazi crimes in World War Two. Until then, direct participation in murder had to be proven. End.