catholic church, and what it will take to sever them. >> joining us is john dickey.he professor of italian studies. and the host of documentary the pope and the mafia. we appreciate your time. the pope taking on the mafia. how significant was the ex-communication. >> this is the most starkest language that the papacy has ever spoken about. about the mafia. >> how did the mafia respond to this? >> well, we don't know. we know that in prisons across southern italy, various mavy owesy were concerned, they started to boycott mass and started to ask the prison chap lines whether this -- chaplins whether this meant they were going to hell. clear signs of worry in the world of mafia, giving us a sense of how significant a rupture this move is by pope francis. >> tell us more about the relationship that passed between popes and the mafia, between the catholic church and the mafia that got us to this point that the church is at now. >> sure. this is the whole - the church at the moment is going through a period of change, period of distancing itself from its past, from a peri