Mealey's (May 13, 2021, 7:44 AM EDT) -- PHILADELPHIA — A group of Facebook users who champion the use of hydroxychloroquine (HCQ) to combat COVID-19 are bound by the forum-selection clause within Facebook Inc.’s terms of service (TOS), a Pennsylvania federal judge ruled May 3, granting the social network’s motion to transfer their suit alleging constitutional and antitrust violations to California federal court....