Episode 14: The Koch Brothers, the Ninth Planet, and an Undefeated Female Boxer Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Jane Mayer and Koch Industries Heather Hardy Is Ready to Fight Playground Purgatory Junot Díaz on the Dominican Republic, Xenophobia, and Obama A New Ninth Planet ( Rebecca Mock ) Produced by The New Yorker and WNYC Studios