Mealey's (November 23, 2021, 11:10 AM EST) -- SAN FRANCISCO — Documents held by Facebook Inc. Chief Executive Officer Mark Zuckerberg and Chief Operating Officer Sheryl Sandberg are likely to be unique and relevant to the privacy claims filed over the social network’s sharing of user data with third parties, a special master ruled Nov. 14, granting the consolidated plaintiffs’ motion to compel adding the two executives as document custodians....