Kristi Noem was confirmed by the U.S. Senate as President Donald Trump's Homeland Security secretary on Saturday, putting into position a key member of the Republican's Cabinet as he launches a wide-ranging immigration crackdown.

In floor remarks Saturday morning, Democratic Leader Chuck Schumer ripped into the Trump administration for firing at 17 independent inspectors generals. "It's a preview of the lawless approach Donald Trump," Schumer said.

President Donald Trump delivered remarks in Las Vegas and traveled to Miami as the administration pushes his immigration agenda.

The two term South Dakota Gov. was tapped by Trump in November and will be key in enacting the new president's mass deportation plan.

So far, three people have been confirmed to Trump’s Cabinet: former Sen. Marco Rubio as the secretary of state, John Ratcliffe as the director of the Central Intelligence Agency and Pete Hegseth as secretary of Defense.

Noem's full name is Kristi Lynn Arnold Noem and she was born in 1971 in Watertown, in east central South Dakota. The city is in Codington County about 187 miles northeast of the state's capital Pierre. The new Secretary of Homeland Security is married to Bryon Noem.

The Senate on Saturday confirmed Kristi Noem to lead the Department of Homeland Security at a time when border security and illegal immigration are top priorities.

The US Senate on Saturday confirmed South Dakota governor Kristi Noem to lead the Department of Homeland Security (DHS), a key agency in President Donald Trump's push to clamp down on illegal immigration.

Noem's role as Homeland Security secretary is expected to be more limited in scope than her predecessors’, sources familiar with the Trump transition tell NBC News.

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

The US Senate voted to confirm Kristi Noem as the Homeland Security Secretary in the new Trump administration. The installation of a longtime Trump ally at the helm of an agency is poised to play a central role in the president's promised immigration crackdown,