As Target struggles to retain its customers, rivals like Walmart are making gains. The Wall Street Journal’s Sarah Nassauer explains what’s behind this retail shift.

This episode was produced by Amanda Lewellyn, edited by Matt Collette, fact-checked by Laura Bullard, engineered by Patrick Boyd and Rob Byers, and hosted by Noel King.

Transcript at vox.com/today-explained-podcast

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Empty shopping carts at a Target store in Chicago. Photo by KAMIL KRZACZYNSKI/AFP via Getty Images.

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