https://techcrunch.com/2020/10/30/facebook-group-recommendations-election/

With just days to go before the U.S. election, Facebook quietly suspended one of its most worrisome features.

During Wednesday’s Senate hearing Senator Ed Markey asked Facebook CEO Mark Zuckerberg about reports that his company has long known its group recommendations push people toward more extreme content. Zuckerberg responded that the company had actually disabled that feature for certain groups — a fact Facebook had not previously announced.