The remains of brick stone chimneys of prisoners barracks inside the former Nazi death camp of Auschwitz Birkenau or Auschwitz II. in Oswiecim, Poland, Sunday, Dec. 8, 2019. The commemorations for the victims of the Holocaust at the International Holocaust Remembrance Day, marking the liberation of Auschwitz-Birkenau on Jan. 27, 1945, will be mostly online in 2021 due to the coronavirus pandemic. (AP Photo/Markus Schreiber)