we begin the day on a day that mark zuckerberg has tried time and time again to avoid today facebook c.e.o. began testimony before a u.s. senate committee lawmakers want to know how the social media giant was so easily used against millions of users and perhaps even against u.s. democracy now it comes as facebook begins notifying the eighty seven million users whose data was improperly harvested by cambridge analytical we know that facebook knew that user data had been taken and at first did nothing we know that data was used to micro target voters ahead of the twenty sixteen u.s. presidential election what has not been proven this is sufficient that manipulated data swung the election in favor of the current occupant of the white house a rigged election and american democracy no longer tamper proof could it have been made possible by the company whose boss today traded in his t.