Cambridge Analytica may have violated US campaign laws in 2014
https://www.cnet.com/news/cambridge-analytica-may-have-illegally-sent-foreign-workers-to-america/
The firm recently came under fire for scraping the personal data of millions of Facebook users. That info was allegedly nabbed for the purpose of influencing voter behavior during the 2016 presidential election.
The resulting fallout has prompted a backlash against Facebook. Numerous corporations have pulled away from the social media giant. Most notably, Tesla and Space X head Elon Musk has deleted both company's Facebook presence.