On the campaign trail, Donald Trump promised to deport millions of “illegal immigrants.” As he prepares to return to the White House, it’s time to figure out how that would work—and who it would include.

Guest: Molly O'Toole, reporter covering immigration and security.

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Podcast production by Elena Schwartz, Paige Osburn, Anna Phillips, Madeline Ducharme and Rob Gunther.

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What Next | Mass Deportation How?