Environmentalists and the Miccosukee Tribe are urging U.S. District Judge Kathleen Williams to issue a preliminary injunction halting operations and construction at the site.

A federal judge is hearing closing arguments over whether to stop construction indefinitely at an immigrant detention center in the Florida Everglades dubbed “Alligator Alcatraz.”

The fate of a makeshift immigrant detention center in the Florida Everglades dubbed “ Alligator Alcatraz ” hung in the balance on Wednesday as a federal judge considered whether building on sensitive wetlands violated environmental laws.