 Coming up, we're going to get a look at your forecast for the rest of the weekend. The weekend, it'll be warm. Here's ABC News. ABC News, I'm Michelle Franzen. Americans unfamiliar with Donald Trump's vice presidential pick will get to hear from him tonight at the Republican National Convention. Senator J.D. Vance from Ohio, once anti-Trump, is now in his inner circle. ABC's Jay O'Brien has more.