Papal arch enemy Archbishop Vigano found guilty of schism and excommunicated ReutersVatican excommunicates former US ambassador Vigano, declares him guilty of schism Yahoo! VoicesVatican excommunicates Archbishop Viganò for refusing to recognize Pope Francis The Washington PostArchbishop critical of Pope Francis excommunicated for schism CNNArchbishop Viganò found guilty of schism, excommunicated by Vatican National Catholic Reporter