As tents went up in Guantanamo Bay, Cuba to hold migrants, attorneys at the Department of Homeland Security and Pentagon were still trying to determine whether it was legal to take the unprecedented step of flying migrants from the US southern border to the facility,

The Trump administration has said it would expand operations at the American base in Cuba to hold up to 30,000 immigrants

As immigration officials run out of detention space for migrants who might be deported, the Trump administration plans to send thousands to the U.S. naval base in Cuba.