NEW YORK (AP) — Columbia University must give detained activist Mahmoud Khalil and other students 30 days’ notice before handing over any more documents to Congress as it investigates antisemitism on college campuses, a federal judge in New York ruled Friday. But U.S. District Judge Arun Subramanian stopped short of outright blocking the Manhattan university from complying with the congressional requests, as lawyers for the activists sought. Instead, the Manhattan judge said the student could amend their request for a temporary restraining order and refile it if they address certain issues raised in court. U.S. Rep. Tim Walberg, a Michigan...