"Alligator Alcatraz" is the name posted in front of the hastily converted immigrant detention facility in the Florida Everglades.

A federal court ruled that California's ban on private prisons and detention centers like San Diego's Otay Mesa Detention Center, owned and operated by private company CoreCivic, and where migrant children were detained separately from their parents, is unconstitutional. (ROBYN BECK/AFP via Getty Images)

Florida Attorney General James Uthmeier, who first suggested building the $450 million-per-year facility at a small airport in the middle of the Everglades, garnered praise from conservative leaders around the country for the project.