 That's how it should be run. That's what you're going to do. And if I'm elected, I'm going to restore Roe v. Wade. The campaign rivals also sparred over immigration, the economy, and the wars in Ukraine and Gaza. The presidential debate was meant to give voters a chance to decide which elderly candidate is up to the job. As NPR's Domenico Montanaro reports, some Biden supporters are concerned that the president did not appear strong.