https://www.cnbc.com/2018/03/28/facebook-ceo-mark-zuckerberg-will-be-summoned-again-by-uk-lawmakers.html >U.K. lawmakers will send a letter to Facebook CEO Mark Zuckerberg Wednesday asking for clarification on whether he would eventually appear in front of them, after the social network agreed to send two of his deputies instead. >Last week, Damian Collins, the chair of the British parliament's Digital, Culture, Media and Sport Committee, asked Zuckerberg to appear in front of lawmakers to "give an accurate account of this catastrophic failure of process" related to the Cambridge Analytica data scandal.