 The Dow is up 219 points, but the Nasdaq is down nearly 500. More at Town Hall. NCA News. I'm Mike Raley. Former President Donald Trump chose Senator J.D. Vance of Ohio as his running mate this week. Western Carolina University professor Dr. Chris Cooper tells WLOS. J.D. Vance does understand how the United States Senate works. He is a sitting senator right now, after all. Donald Trump does not have any experience in the legislative branch at all.