Vice President Kamala Harris was dominant during Tuesday's presidential debate in Philadelphia. Former President Donald Trump struggled to stay on topic and a times sounded incoherent. With the race to the White House neck and neck will this debate make a difference? For sponsor-free episodes of Consider This, sign up for Consider This+ via Apple Podcasts or at plus.npr.org).Email us at [email protected]).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)