Poland Auschwitz Liberation Anniversary

Survivors and their relatives walk through the gates of the Auschwitz Nazi concentration camp to attend the 75th anniversary of its liberation in Oswiecim, Poland, Monday, Jan. 27, 2020. (AP Photo/Czarek Sokolowski)

Survivors and their relatives walk through the gates of the Auschwitz Nazi concentration camp to attend the 75th anniversary of its liberation in Oswiecim, Poland, Monday, Jan. 27, 2020. (AP Photo/Czarek Sokolowski)