WASHINGTON — South Dakota Gov. Kristi Noem told members of the U.S. Senate Committee on Homeland Security and Governmental Affairs Friday that she will be “vigilant and proactive and innovative to protect the homeland” as she carries out President-elect Donald Trump’s immigration crackdown.

Noem and committee Republicans focused on the border while Democrats asked about foreign and home-grown terrorism during a cordial hearing.

President Donald Trump said Monday that he expects to put 25% tariffs on Canada and Mexico starting on Feb. 1, while declining to flesh out his plans for taxing Chinese imports.

Kristi Noem, President-elect Donald Trump’s choice ... prevent illegal immigrants from crossing from Mexico and Canada, and stop the flood of lethal fentanyl into the U.S. As overseer of DHS's ...

Kristi Noem, Donald Trump’s pick to lead the agency ... They asked about her plans to manage the border with Canada, oversee disaster response and shore up cybersecurity. Noem told the committee ...

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.