A federal judge on Thursday extended a temporary order blocking the Trump administration's revocation of Harvard's ability to enroll international students. The extension came after the Trump administration said it would give the university 30 days to challenge the revocation, according to a letter attached to a Wednesday night court filing. The court document states that the Department of Homeland Security is asking Harvard "to submit sworn statements and documentary or other evidence to rebut the grounds for withdrawal of certification" under the federal Student and Exchange Visitor Program, which allows Harvard to enroll foreign students. That includes misconduct records...