A Columbia graduate who was detained by ICE after campus protests sued the Trump administration for records about its use of doxxing sites such as Canary Mission, alleging federal collusion in identifying protesters. The suit seeks documents about how the administration used third-party databases to track and target student activists. Across campuses, students and alumni staged a visible show of unity at the Harvard‑Yale football game, rallying against what organizers called mounting federal pressures on higher education and signaling growing campus political mobilization in response to federal actions.