>> skorka: yes. >> pelley: but soccer, no? >> skorka: no. never! jorge bergoglio took his vows to heaven as argentina went to hell. in the 1970s, many thousands vanished in the dictatorship's mill of torture and death. bergoglio helped hide opponents of the government. still, rabbi skorka told us that francis is troubled, like many in his generation, over whether he could have done more. the pope keeps telling everyone who will listen that he is a sinner, chief among sinners. why does he say that? >> skorka: because he's showing a way. one of the great sins of the leaders throughout the world is that they used to appear before their people as perfect persons and perfect leaders. he's teaching what a real leader must be. >> lo que es increible. >> pelley: we saw that lesson when the pope met an argentinean adversary. president cristina kirchner once called him "medieval" for opposing her plan for gay adoption and same-sex marriage. watch what happens. she'll touch him and recoil, thinking it's not allowed. see how he reacts. it seems francis has kis

. >> pelley: rabbi abraham skorka has been a close friend of the jesuit since he was an archbishop in argentina. >> i know him very, very well that he's a revolutionary. >> pelley: we'll talk to president obama about whether this revolutionary is influencing his politics. >> buona sera. >> pelley: and we'll hear how seriously the pope takes his position as su