The primary care physician shortage is ruining health care in America. Dollar General, Best Buy, and Walmart are trying to fill the void. Vox’s Dylan Scott explains.

This episode was produced by Jon Ehrens, edited by Amina Al-Sadi, fact-checked by Laura Bullard, engineered by Patrick Boyd, and hosted by Sean Rameswaram.

Transcript at vox.com/todayexplained

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