The most consequential and revealing exchange during the vice-presidential debate on Tuesday came toward the end, when JD Vance was asked whether he would seek to challenge this year’s election results. That one moment proved that he can’t be trusted with the office he seeks.But the 85 minutes preceding that moment had a lot of interesting policy discussion, so we couldn’t resist talking about that, too.This episode contains strong language.Thoughts? Guest suggestions? Email us at ezrakleinshow@nytimes.com.You can find transcripts (posted midday) and more episodes of “The Ezra Klein Show” at nytimes.com/ezra-klein-podcast. Book recommendations from all our guests are listed at https://www.nytimes.com/article/ezra-klein-show-book-recs.This episode of “The Ezra Klein Show” was produced by our senior editor, Claire Gordon. Fact-checking by Michelle Harris, with Kate Sinclair and Mary Marge Locker. Mixing by Isaac Jones, with Aman Sahota. Our senior engineer is Jeff Geld. The show’s production team also includes Annie Galvin, Rollin Hu, Elias Isquith and Kristin Lin. Original music by Isaac Jones. Audience strategy by Kristina Samulewski and Shannon Busta. The executive producer of New York Times Opinion Audio is Annie-Rose Strasser. Unlock full access to New York Times podcasts and explore everything from politics to pop culture. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify.