President Donald Trump signed more executive orders aimed at shutting down the southern border, but the details on how migrants would be blocked from crossing remain unclear.

A memo asserts that state and local officials are bound to cooperate and could face criminal prosecution or civil penalties if they fail to comply.

In a significant shift in U.S. immigration policy, President Donald Trump has authorized Immigration and Customs Enforcement to carry out arrests in “sensitive” locations such as schools and churches.

The largest massive deportation operation in history is well underway,” the White House press secretary wrote on social media.

The Justice Department is directing its federal prosecutors to investigate for potential criminal charges any state or local officials who stand in the way of beefed-up enforcement of immigration laws under the Trump administration.

ICE agents often operate in the community without notifying local authorities and may wear uniforms resembling those of local police, creating potential confusion, Napa’s police chief said.

The president’s Day 1 actions included directives that fly in the face of legal limits on involving the military in domestic operations and the constitutional guarantee of birthright citizenship.

The Trump administration rescinded a policy that limited immigration enforcement actions in or near “sensitive locations,” such as schools, playgrounds, child care centers and bus stops.

President Trump issues six executive orders covering immigration policy decisions. A summary of these executive orders follows.

Several districts cited recent guidelines issued by New York officials that outlined how schools should react to immigration visits.

U.S. Immigration and Customs Enforcement agents raided a New Jersey seafood store on Thursday. PIX11 News has learned a U.S. military veteran was among the people detained. The store owner spoke to PIX11 News and explained the three-hour ordeal.