Roundup: Ahead Of DNC, Trump Struggles To Find A Message

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.