Federal judges have uniformly cast doubt on Trump’s reading of the Citizenship Clause. Three judges have blocked the order from taking effect anywhere in the U.S., including U.S. District Judge John Coughenour.

Three federal district court judges have issued injunctions blocking Trump's executive order, which would end a right to birthright citizenship in many cases.

A case focused on birthright citizenship could come later, but the bulk of the argument is expected to concern whether a single judge can freeze a policy nationwide.