Pentagon lawyers are reviewing a request by the Department of Homeland Security for the Defense Department to activate 20,000 National Guard troops to enforce immigration laws.

In an effort to disrupt the flow of illegal drugs into the United States, Arizona National Guard members with Task Force SAFE —

The Department of Homeland Security has requested roughly 20,000 National Guard troops to assist with the Trump administration's mass deportation efforts, two U.S. officials told CBS News Thursday. The Defense Department is still reviewing the request,