As the Paris Olympics get underway, everyone's watching to see what world records get broken this cycle. But what happens if some records are actually unbreakable?

The Washington Post’s Ava Wallace talks with sports reporters Adam Kilgore and Emily Giambalvo about what their months-long analysis of world records says about the limits of human potential, and what that might mean for the future of sports.

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Today’s show was produced and mixed by Ted Muldoon. It was edited by Joe Tone.