Stephen Colbert goes LIVE following the star-packed third night of the Democratic National Convention where Pete Buttigieg lit into the GOP’s vice presidential candidate, and speakers like Oprah Winfrey and Stevie Wonder hyped up the crowd prior to the night’s main event, a rousing speech from vice presidential candidate Tim Walz. And Stephen's guest, Pete Buttigieg, compares the personal values embodied in two men from the Midwest, Tim Walz and J.D. Vance, who are running against each other for Vice President.Learn more about your ad choices. Visit megaphone.fm/adchoices