This latest case, in which lawyers argue their client had no proven links to MS-13, adds to the growing judicial and public scrutiny about the deportations to El Salvador's notorious mega-prison.
Recently, green-card and visa holders have been facing tougher scrutiny at airports. Immigration attorneys give tips on how reduce the chances of running into problems while traveling.
The D.C. Circuit Court of Appeals panel denied the Trump administration's push to restart deportations of alleged gang members under a rarely used wartime authority known as the Alien Enemies Act.
The fight over the rarely used wartime power has become central to Trump's immigration crackdown agenda and his efforts to stretch the powers of the executive branch.
The Department of Homeland Security's new policy, revoking legal protections for hundreds of thousands, impacts people who are already in the U.S. and who came under a humanitarian parole program.
Judge James Boasberg had earlier asked the Trump administration to provide more details about weekend flights that deported hundreds of alleged Venezuelan gang members to El Salvador — despite his order to turn the planes around.
Arrest of green card holder marks escalation in Trump's efforts to deport those the administration sees as antisemitic and providing support to U.S.-designated terrorists.