U.S. and British lawmakers demand answers from Facebook chief executive Mark Zuckerberg
https://www.washingtonpost.com/news/the-switch/wp/2018/03/18/u-s-and-british-lawmakers-demand-answers-from-facebook-chief-executive-mark-zuckerberg/
The moves come in response to news reports about a 2016 Trump campaign data analytics firm inappropriately grabbing Facebook user data.