Immigrant rights groups sent a letter demanding access to people who have been sent there, saying the base should not be used as a “legal black hole.”

The men, who are detained in New Mexico, say they “fit the profile” of the type of migrants the Trump administration has started sending to the Navy base in Cuba.

In a late-night order February 9, Judge Kenneth J. Gonzales temporarily blocked the transfer of three immigrants with a long-standing legal challenge against their “unconstitutionally prolonged” detention after fleeing Venezuela and seeking protection in the United States.