Mealey's (April 28, 2017, 12:46 PM EDT) -- OAKLAND, Calif. — A California federal judge on April 26 granted a motion to preliminarily approve settlement of a class action that accused Facebook Inc. of privacy violations related to the social network’s scanning of users’ private messages (PMs) for advertisement purposes (Matthew Campbell, et al. v. Facebook Inc., No. 4:13-cv-05996, N.D. Calif.)....