Trump Names Senator Markwayne Mullin as Homeland Security Secretary; Noem to Lead New Western Hemisphere Initiative
President Donald Trump announced that Senator Markwayne Mullin of Oklahoma will take over as United States Secretary of Homeland Security on March 31, 2026. The move accompanies the reassignment of current DHS Secretary Kristi Noem to a Special Envoy role for a newly announced Western Hemisphere security initiative called The Shield of the Americas…