Facebook stock plunges on FTC probe and news it records users' call logs

Facebook stock plunges on FTC probe and news it records users' call logs  NBCNews.com Facebook saves extensive call, text data made by Android users: Ars Technica  CNBC Facebook's current woes exacerbated by six-year-old FTC settlement  MarketWatch Facebook scraped call, text message data for years from Android phones [Updated]  Ars Technica Facebook: We Never Log Call And SMS History Without Permission  ValueWalkFull coverage