Several cardinals and archbishops, numerous academics, and even an African king are joining an alliance of conservative, pro-family Catholic groups in a petition campaign asking Pope Francis to “clarify the growing confusion among the faithful” about the Church’s teaching on sexuality, and in particular, the sanctity of marriage and sinfulness of homosexual relations. Among the over 90,000 signers are American Cardinal Raymond Burke, Chilean Cardinal Jorge Arturo Medina Estévez, Latvian Cardinal Janis Pujats, Archbishop Wolfgang Haas of Vaduz (Liechtenstein), and Archbishop Aldo di Cillo Pagotto of Paraíba (Brazil). Among the groups gathering those signatures are the 30 worldwide pro-family and...