[Zhang Fei]

[German antisemitism wasn’t an aspect of Soviet propaganda until later in war anyway. Maybe the rumors were spread but that is all.]

---

People don’t get all their information from the government. They have friends and relatives, who have friends and relatives.

[NorseViking]

I have no idea. In fact she was a sort of Soviet Jimmy Hoffa for a long time. There were rumors she was captured by the Germans and lived in France after the war although it is unlikely.
A female pilot’s body was found in a wreck with scull smashed in 1969 in Donbas by boy scouts who buried her in a mass grave then reburried in 1971 individually although no proper identification took place AFAIK.