J.D. Vance is 39 years-old and has been in office as Ohio's junior U.S. senator for less than two years. He said in an interview that this is his first time attending the Republican National Convention. Wednesday night, he gave his debut speech as the GOP vice presidential nominee. Here's what delegates, and the candidate himself, had to say about Vance.This episode: White House correspondent Asma Khalid, campaign correspondent Danielle Kurtzleben, senior national political correspondent Mara Liasson, and producer Casey Morell.*The podcast is produced by Jeongyoon Han, Casey Morell and Kelli Wessinger. Our intern is Bria Suggs. Our editor is Eric McDaniel. Our executive producer is Muthoni Muturi. **Listen to every episode of the NPR Politics Podcast sponsor-free, unlock access to bonus episodes with more from the NPR Politics team, and support public media when you sign up for The NPR Politics Podcast+ at *plus.npr.org/politics).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)