https://www.cnbc.com/2018/03/21/facebook-cambridge-analytica-scandal-everything-you-need-to-know.html

Cambridge Analytica is in the midst of a media firestorm after an undercover sting operation caught senior executives boasting about psychological manipulation, entrapment techniques and fake news campaigns.

Alongside social media giant Facebook, the London-based elections consultancy is at the center of an ongoing dispute over the alleged harvesting and use of personal data. The allegations have heightened concerns over whether such data was then used to try and influence the outcome of the 2016 U.S. presidential election and the Brexit vote.