President Trump says he will use a detention center at Guantánamo Bay to hold tens of thousands of criminal immigrants in the U.S. illegally.

Trump provided few details but said it would house "the worst criminal illegal aliens threatening the American people." He announced the move during a bill signing ceremony at the White House for the Laken Riley Act,

Donald Trump signed the Laken Riley Act on Wednesday as the president approves a series of initiatives meant to tackle his goal of curbing illegal immigration.

The legislation will require immigration officers to detain immigrants who are in the U.S. illegally when they're accused of lower-level crimes like shoplifting.