The answer could play a key role in a legal battle over the facility’s fate. And it has bigger implications, too.

A group of congressional Democrats is pushing officials at the DHS for more information about the use of the immigration detention facility dubbed "Alligator Alcatraz."

More than five dozen Democratic lawmakers sent a letter to the Department of Homeland Security on Wednesday, demanding “critical” information on the Trump administration’s plan for the new Florida immigration detention center known as “Alligator Alcatraz.