Kamala Harris has seen her campaign continue to gain momentum as Donald Trump has struggled to find an effective line of attack. As the Democratic party prepares to begin its own convention in Chicago, the race has totally changed since Republicans formally nominated Trump last month in Milwaukee.This episode: senior White House correspondent Tamara Keith, White House correspondent Franco Ordoñez, and senior national political correspondent Mara Liasson.*The podcast is produced by 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)