Democratic mayors respond that they will go to prison if necessary. The Pentagon will deploy 1,500 soldiers to secure the border with Mexico. In the coming days, following the declaration of a national emergency and the executive orders of Donald Trump,

Written by Emil Bove, the acting deputy attorney general, the memo also says the department will return to the principle of charging defendants with the most serious crime it can prove, a staple

A memo from the acting deputy attorney general instructs officials to identify state and local laws and policies that “threaten to impede” the Trump administration's immigration efforts.

The Justice Department's new leadership directed prosecutors to potentially charge state or local officials who impede President Trump's immigration policies.