Facebook plunged to its worst loss in four years on Monday and led a rout in technology companies. Facebook plunged to its worst loss in four years on Monday and led a rout in technology companies. The social media company’s stock fell following reports that a data mining firm working for the Trump campaign improperly obtained data on 50 million Facebook users. Another market favourite, Amazon, also dropped, and health care stocks fell more than the rest of the market. Facebook also said it recently received a report that Cambridge Analytica had not deleted all of the data it obtained from Facebook, something Facebook said the company claimed to have done.

Source: Irish Independent March 19, 2018 21:45 UTC