US President Donald Trump unveiled a surprise plan Wednesday to detain thousands of undocumented migrants in Guantanamo Bay — distracting from spiraling confusion after the White House withdrew a shock order to freeze federal funds. Trump said he had ordered construction of a detention camp to hold up to 30,000 of what he called « criminal illegal aliens » at the notorious military facility on the eastern tip of Cuba, used for holding terrorism suspects since the 9/11 attacks.