A Biden-appointed judge dealt the Trump administration another legal blow Thursday, tossing its lawsuit seeking to upend New York City’s sanctuary policies after ruling that the Justice Department’s arguments amounted to a "backdoor around the Tenth Amendment."The Trump administration sued New York City in July 2025, alleging that its sanctuary laws unlawfully hinder federal immigration enforcement by restricting local law enforcement’s cooperation with federal authorities.The New York City case is one of more than two dozen lawsuits the Trump administration has filed against state and local j...