( May 13, 2026, 12:57 PM EDT) -- DENVER — U.S. Department of Homeland Security and U.S. Immigration and Customs Enforcement officials “materially violated” a November 2025 preliminary injunction issued in a provisionally certified class case challenging various warrantless arrests of noncitizens, a federal judge in Colorado ruled May 12, partially granting a motion to enforce the injunction and ordering that all officers executing immigration arrests in the district must be trained on the requirements of the preliminary injunction or not make warrantless arrests....