ruby, i know you know the background about how the president views this particular issue. explain it. >> it's just one of the most interesting, complex aspects of his presidency, really, because biden is someone who can't be understood without talking about catholicism, the way he was raised. he loved the institution of the catholic church, the nuns that taught him at school, going to family mass. every other word, sometimes it feels like, is some bidenism that has to do with catholic social doctrine or a saying his dad told him. yet when he's pressed on these issues, like you saw in the video, he's extremely careful with his words, he shuts down a little bit, he's not as voluble as he usually is. he'll often say, that's just my personal life, or like he said, that's a private conversation. he doesn't want to interfere at