Stephen Miller, President Trump's top policy adviser, is in the running to be his next national security adviser and has for nearly a decade been wearing many hats for the president. The big picture: The deputy chief of staff has already been shaping policy,

Federal immigration law has long held that immigrants present in the U.S. have due process rights protecting them from automatic deportation.

President Trump floated the idea of potentially giving his recently vacated National Security Adviser position to Stephen Miller, his deputy chief of staff.