https://www.theguardian.com/technology/2020/jan/09/facebook-political-ads-micro-targeting-us-election

Facebook has decided not to limit how political ads can be targeted to specific groups of people, as its main digital-ad rival Google did in November to fight misinformation.

Neither will it ban political ads outright, as Twitter did last October. And it still will not factcheck them, as it’s faced pressure to do.