Kristi Noem, South Dakota's firebrand Republican governor, faced questioning Friday at her confirmation hearing to be secretary of homeland security. Noem, the daughter of a farmer and a former representative from South Dakota,

South Dakota Gov. Kristi Noem is set to face senators during her confirmation hearing as she vies to become the next homeland security secretary.

President-elect Donald Trump's choice for Homeland Security secretary portrayed illegal immigration as an "invasion" and the U.S.-Mexico border as a "war zone" during a U.S. Senate confirmation on Friday where she pledged to back Trump's hard line on immigration.