Trump said earlier Wednesday that the U.S. has "30,000 beds in Guantánamo to detain the worst criminal illegal aliens threatening the American people."

“It's been there for decades. So, we're just going to expand upon the existing migrant center,” Homan said. The base has been used in the past to house Cuban and Haitian migrants and there is a small facility on the Naval base at Guantanamo known as the Migrant Operations Center.