text:  We don't know much yet, but we do know former South Carolina Governor Nikki Haley will be speaking. So really trying to continue the Republican message of unity, at least intra-party unity. That's NPR's Danielle Kersleben. Thank you. Thank you. J.D. Vance comes from southern Ohio, and he first rose to prominence with Hillbilly Elegy, a book about his Appalachian region, which stretches across the Ohio River into eastern Kentucky and beyond. He talked with me about it back in 2016.