The Justice Department has ordered federal prosecutors to investigate state or local officials who they believe are interfering with the Trump administration’s crackdown on immigration, saying they could face criminal charges, in an apparent warning to the dozens of so-called sanctuary jurisdictions across America.

Just days into the new administration, Trump's campaign pledge to oversee mass deportations of immigrants is taking shape, with U.S. Immigration and Customs Enforcement (ICE) raids expected. Driving the news: Trump has already declared a national emergency at the border and rolled back longstanding protections that restrict immigration enforcement in sensitive locations,