On 7 October 1943 , Ottla accompanied a group of children as a voluntary assistant to Auschwitz concentration camp , where she was murdered a short time later .
Ottla was sent to the concentration camp at Theresienstadt .
On 7 October 1943 , Ottla accompanied a group of children as a voluntary assistant to Auschwitz concentration camp , where Ottla was murdered a short time later .
Ottla was sent to the concentration camp at Theresienstadt .