This episode of Whistlestop travels back to July 10, 1971 when Henry Kissinger is reported to have had a terrible stomach ache while abroad but was really working covertly to promote President Nixon's international agenda.Whistlestop is Slate's podcast about presidential history. Hosted by Political Gabfest host John Dickerson, each installment will revisit memorable moments from America's presidential carnival.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: [email protected] production by Jocelyn Frank. Research by Brian Rosenwald.