JENA, La. (AP) — Columbia University graduate student Mahmoud Khalil can be forced out of the country as a national security risk, an immigration judge in Louisiana ruled Friday after lawyers argued the legality of deporting the activist who participated in pro-Palestinian demonstrations. The government’s contention that Khalil’s presence in the U.S. posed “potentially serious foreign policy consequences” satisfied requirements for deportation, Immigration Judge Jamee E. Comans said at a hearing in Jena. Comans said the government had “established by clear and convincing evidence that he is removable.” After the immigration court hearing, Khalil attorney Marc Van Der Hout told...