Transcript:
Another reason some people today consider Pope Francis invalid is because of heresy. The topic of a heretical pope, even though Saint Robert Bellarmine said this is an opinion, was not presented as the final or definitive teaching of the magisterium itself. The magisterium, which means the teaching of the popes and the Ecumenical Councils, never promoted or accepted this theological opinion of the automatic loss of the papacy by a heretical pope. So it remains only one case. It was Pope Paul the Fourth in the sixteenth century who issued a document, a bull, which declared that a heretic cannot be a pope.