Overview

• Peter Hatch, a senior ICE investigations official, acknowledged in court that “most” names in the probe originated from Canary Mission, an anonymously run pro-Israel blacklist.
• HSI formed the Tiger Team in March 2025 by moving analysts from counterterrorism, global trade and cybercrime units to handle the surge of more than 5,000 profiles.
• Hatch said DHS analysts did not treat Canary Mission as authoritative and conducted independent investigations before compiling reports for the State Department.
• The Tiger Team produced roughly 100 to 200 detailed analyses on individuals, including cases leading to detentions and visa cancellations of students like Mahmoud Khalil and Rümeysa Öztürk.
• U.S. District Judge William Young will determine whether the Trump administration’s ideological deportation policy, informed by third-party blacklists, violated First Amendment and due process protections.