This episode of Whistlestop travels back to June 24, 1938, to a fireside chat with President Franklin Delano Roosevelt, as he prepared to attempt to purge the congressional leadership in order to push forward the executive office’s agendaWhistlestop is Slate's podcast about presidential history. Hosted by political correspondent and Political Gabfest panelist John Dickerson, each installment will revisit memorable (or even forgotten) moments from America's Presidential carnival.Podcast production and edit by Jocelyn Frank. Research by Brian Rosenwald.Love Slate podcasts? Listen longer with Slate Plus! Members get bonus segments, ad-free versions, exclusive podcasts and more. Start your two-week free trial at slate.com/podcastplus.Email: whistlestop@slate.comLearn more about your ad choices. Visit megaphone.fm/adchoices