The Biden administration from the start has sought to unwind a Trump-era policy known as “Remain in Mexico.” It requires would-be immigrants to stay outside the U.S. while their cases are reviewed.

That issue reached the Supreme Court on April 26, as the justices wrestled with what presidents must do to change course from their predecessors.

Cases and Controversies host Kimberly Robinson and guest host Lydia Wheeler go live on Twitter to try to break down this “messy” case with professor Jonathan Adler of Case Western Reserve University School of Law.

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