 From Marketplace, I'm Sabree Beneshour, in for David Brancaccio. Former President Donald Trump is set to speak tonight at the Republican National Convention in Milwaukee, his first speech since the assassination attempt Saturday. Last night, though, it was his running mate, J.D. Vance's turn, where he gave us some additional insight into his economic thinking. For more on that, we've got Marketplace's Nancy Marshall-Genzer. Hi, Nancy. Hey, Sabree. So people have called Vance a populist conservative. What does that actually mean?