https://www.reuters.com/article/us-facebook-politics/facebook-tweaks-ad-policy-but-still-allows-political-lies-in-u-s-campaign-2020-idUSKBN1Z81A6

Facebook Inc announced limited changes on Thursday to its approach to political ads, including allowing users to turn off certain ad-targeting tools, but defied critics' demands that it bar politicians from using its ads system to spread lies.