![Bonus: Four-Minute Mile - podcast episode cover](https://media.npr.org/assets/img/2016/06/23/mike_marsella_sq-6573e53181e9efffa5607d1c53ec4167835be088.jpg?s=3000&c=66&f=jpg)
Episode description
In a special podcast bonus, Lulu Miller tells the story about a young runner who always thought he had it in him to break the four-minute mile, until a potential change in personality made him question if he was the same runner.Learn more about sponsor message choices: podcastchoices.com/adchoices
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