Florida's Miccosukee tribe challenges new Everglades detention facility over environmental and safety concerns, as Trump tours the 5,000-person "Alligator Alcatraz."

The exact timing and origin of the incoming detainees remain unclear, but officials confirmed they are being transported to the site by buses.

Florida has built a new migrant detention center in the middle of the Everglades, nicknamed "Alligator Alcatraz." Surrounded by swamps and wildlife, the site has space for thousands of people. It recently drew attention when Donald Trump visited it.