There is a clear contradiction in being in communion with an heretic, even the Pope. Some try to save the position by saying Jesus deposes the Pope. Here's why that only creates more contradictions.
Papal Supremacy Series: The Church as Sacrament
Tag: Vatican Council II
Papal Supremacy Series: Refusing Communion
Continuing our examination of papal supremacy, if communion requires common faith, who refuses communion to those without that faith?
Apologia Anglicana 