<sod >*/ Up to 87 million people may have had their Facebook data improperlyÃÂ passed to a third-party political firm, the social media company said.< eod>< sod > */ Up to 87 million people may have had their Facebook data improperlyÃÂ passed to a third-party political firm - and mostÃÂ users' public profile informationÃÂ could have been collected, the social media company has revealed.< eod>