Politico Playbook Audio Briefing

Last night, Vice President Kamala Harris and Minnesota Governor Tim Walz made their first appearance together as running mates in Philadelphia. National political reporter Holly Otterbein joins Rachael Bade from Philly to talk about the crowd — an enthusiastic 10,000 — and how well Walz went over in the room. Also, Holly breaks down Harris’ decision making process in the last couple days and what led to Walz edging out Shapiro for the spot.