India, March 6 -- US President Donald Trump has declared that Oklahoma Senator Markwayne Mullin will assume the role of the new Homeland Security secretary, succeeding the agency's troubled leader Kristi Noem.

The first-term senator, who previously competed as a mixed martial arts fighter, has consistently supported Trump and his policies since his arrival in Washington. The Senate will need to confirm Mullin for this position.

Recognized for his passionate demeanor, Mullin will become the second Homeland Security chief in Trump's second term. Noem is set to officially leave the position on 31 March in order to take on a new role as special envoy for the Western Hemisphere.

The senator has praised the Department of Homeland Security's ...