https://techcrunch.com/2018/07/31/facebook-midterms-political-influence-campaigns/

In a newsroom post Tuesday, Facebook revealed that it has detected evidence of “coordinated inauthentic behavior” designed to influence U.S. politics on its platform.

According to Facebook’s Head of Cybersecurity Policy Nathaniel Gleicher, the company first identified the activity two weeks ago. So far, the activity encompasses eight Facebook Pages, 17 profiles and seven accounts on Instagram. Facebook stated that the activity “violate[s] our ban on coordinated inauthentic behavior” though so far is unable to attribute the activity to Russia or any other entity with an interest in influencing U.S. politics.