Student negotiator Mahmoud Khalil is seen at a pro-Palestinian protest encampment on the Columbia University campus in New York, April 29, 2024. (AP Photo/Ted Shaffrey, File) NEWARK, N.J. — A U.S. federal judge has ruled that the government must release Mahmoud Khalil, the former Columbia University graduate student whom the Trump administration is trying to deport over his participation in pro-Palestinian demonstrations. But Khalil, a legal U.S. resident, will remain in custody until at least Friday morning while the government decides whether to appeal, U.S. District Judge Michael Farbiarz said Wednesday. He was detained by federal immigration agents on March...