https://www.theguardian.com/technology/2018/mar/29/facebook-fake-news-political-ad-security-us-midterms-2018

With 2018 elections on horizon Facebook is trying to get ahead of misinformation, but won’t say whether it supports ad regulation

Facebook has announced new steps it claims will increase election security and combat fake news, but has declined to say whether the company supports federal legislation to regulate political ads.