After a district court blocked the Department of Homeland Security from abruptly ending the Cuban, Haitian, Nicaraguan, and Venezuelan Parole Program, President Donald Trump's administration appealed the decision. However, a panel of three judges denied the appeal on Monday.

A writ of habeas corpus requires authorities to produce in court an individual they are holding and justify their confinement. Article I of the Constitution says the "privilege of the writ of habeas corpus shall not be suspended, unless when in cases of rebellion or invasion the public safety may require it."

Stephen Miller, a top White House adviser, said the administration is looking for ways to expand its legal power to deport migrants who are in the country illegally.