https://www.cnbc.com/2017/10/31/facebook-says-126-million-people-in-the-u-s-may-have-seen-posts-produced-by-russian-government-backed-agents.html >Facebook, Google and Twitter plan to tell congressional investigators this week that the scope of Russia's campaign to spread disinformation on their sites — and to potentially disrupt the 2016 U.S. presidential race — is much broader than the companies initially reported. >At Facebook, roughly 126 million users in the United States may have seen posts, stories or other content created by Russian government-backed trolls around Election Day, according to a source familiar with the company's forthcoming testimony to Congress. Previously, Facebook had only shared information on ads purchased by Kremlin-tied accounts, revealing that they reached more than 10 million U.S. users.