MIAMI—A federal judge has paused new construction at Alligator Alcatraz, the Everglades detention site where the Trump administration aims to incarcerate and deport thousands of undocumented migrants.

Judge Kathleen Williams issued a temporary restraining order Thursday barring activities at the site such as paving, filling, excavating and installing fencing, along with new buildings, tents or industrial-style lighting. Incarcerations at the facility, which can accommodate up to 2,000 inmates, may continue. Williams said the order would remain in effect for 14 days.

The order represents a victory for environmental groups and the Miccosukee Tribe, which had sued to stop the detention site, arguing it was rushed to completion without any public comment or environmental review. Such a revie

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