Why spend more than a year investigating hospital bills? Vox's Sarah Kliff says it all started with a $629 band-aid; now she's probing a hospital named after Facebook's founder.

Sarah — a senior policy correspondent, host of "The Impact" podcast and a former POLITICO reporter — sits down with Dan Diamond to discuss her billing series and the reaction, what she's learned about health care prices and how she thinks about policy journalism.

MENTIONED ON THE SHOW

Sarah's story on Zuckerberg San Francisco General Hospital and its unusual billing practices.

Sarah's ongoing series on hospital billing and the impact on patients.

Dan's story on efforts to regulate not-for-profit hospitals, led by Sen. Chuck Grassley.

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