Today is Holocaust Memorial Day - an event which happens every year to remember the millions of Jewish and non-Jewish people who were killed by a group called the Nazis, during World War Two. Find out more with our guide.
Speaking during the trial via videolink from the US, Asia Shindelman described the horrors she witnessed at Stutthof camp in Nazi-occupied Danzig, now in Poland.
Irmgard Furchner, who has been dubbed the secretary of evil , was photographed in the Itzehoe courtroom on Tuesday clutching her cane as she listened to a witness testimony.
The centenarian claimed in a German court that he had worked on a large estate near the Pasewalk resettlement camp , where he trained as a locksmith and blacksmith and shod horses for a farmer.
Irmgard Furchner, who has been dubbed the secretary of evil had knowledge of all of the events at Stutthoff concentration camp, prosecutor Maxi Wantzen told a courtroom in Itzehoe, Germany.