Immigration judge finds that Columbia University activist Mahmoud Khalil can be deported

Columbia University graduate student Mahmoud Khalil can be kicked out of the U.S. as a national security risk, an immigration judge in Louisiana found Friday during a hearing over the legality of deporting the activist who participated in pro-Palestinian demonstrations.

The government’s contention that Khalil’s presence in the United States posed “potentially serious foreign policy consequences” was enough to satisfy requirements for his deportation, Immigration Judge Jamee E. Comans said at the conclusion of a hearing in Jena.

Comans said the government had “established by clear and convincing evidence that he is...