One of the reasons that US media were reluctant to publish stories about Nazi atrocities against Jews was because the Allies has published similar reports during World War I that were discovered to have been fabricated.
But this episode with Rabbi Stephen Wise, as reported by the Christian Century in 1942, is jaw-dropping:
This was also mentioned in a biography of Rabbi Wise:
There were over 3 million Jews in Poland before the war.
The good Christians at the Christian Century didn't think the planned slaughter of 1.5 million Polish Jews was a big deal. That fact was only useful as proof of how Jews lie and exaggerate.