Judge strikes blow to US immigration enforcement tactics

A federal judge has prohibited U.S. immigration authorities from relying on databases deemed faulty to ask law enforcement agencies to hold people in custody, a setback for the Trump administration that threatens to hamper how it carries out arrests.The ruling applies only to the Central District of California, where state law already sharply limits the extent to which state and local law enforcement agencies can honor requests from U.S. Immigration and Customs Enforcement.The ruling, issued Wed