A federal judge ruled Tuesday that Mahmoud Khalil, a former green card holder who led pro-Palestinian protests at Columbia University where pamphlets written by Hamas state media were distributed, could challenge the Trump administration’s right to detain him for deportation.

Immigration courts don’t have the power to give Khalil the relief he seeks in his claim that the government’s determination that he is

Columbia University alumnus Mahmoud Khalil's lawsuit arguing he's being detained unlawfully can proceed, a federal judge ruled Tuesday. The big picture: Khalil, a legal U.S. resid