U.S. Health Secretary Robert F. Kennedy, Jr., cancelled $500 million in mRNA vaccine development contracts this week. We discuss how the move follows a trend of actions by the Trump administration that ignore the advice of subject-matter experts.This episode: political correspondent Ashley Lopez, health policy correspondent Selena Simmons-Duffin, and senior political editor and correspondent Domenico Montanaro.This podcast was produced by Casey Morell & Bria Suggs, and edited by Rachel Baye. 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.For handpicked podcast recommendations every week, subscribe to NPR's Pod Club newsletter at npr.org/podclub.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy