- Trump warms to Pope Francis: "He's got a lot of energy."
- Bush on medical science: "We ought to have a focus on the brain. Talk about moonshots. Here's a moonshot for you: Why don't we discover the brain?"
- Kasich on Pope Francis' squabble with Donald Trump: "I'm pro-Pope, okay? Put me down in the pro-Pope column."
(CNN)The six remaining Republican presidential candidates delivered their closing arguments to South Carolina voters in a pair of CNN town hall events ahead of Saturday's potentially pivotal primary vote.