The chair of the parliamentary investigation into Facebook and fake news has warned that he will issue a formal summons for Mark Zuckerberg to appear for questioning, if he refuses to come voluntarily by May 24.
Damian Collins, the Chair of the Digital, Culture, Media and Sport Committee sent a letter to the Facebook founder, following the questioning of Mike Schroepfer, its Chief Technology Officer at a public session last week.
The Committee claimed it "found his evidence unsatisfactory" and has called again for the Facebook founder and chief executive to appear to give "accurate answers" about how it is protecting the privacy of 40 million Facebook users in the UK.
Mr Collins sent a list...