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.

President Donald Trump on Monday kicked off his sweeping immigration crackdown, tasking the U.S. military with aiding border security, issuing a broad ban on asylum and taking steps to restrict citizenship for children born on U.