Tonight and tomorrow until sundown, Israelis and by many Jews abroad mark Yom HaShoah (Holocaust Memorial Day).
On September 29–30, 1941, an Einsatzkommando shot 33,771 Jews in a ravine named “Babi Yar” outside Kiev.
Below is a YouTube of the first ten minutes of this long work. The Russian texts are subtitled in English.
As for the victims, HaShem yikom damam.