Markwayne Mullin reacts
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Markwayne Mullin has previously said ICE officers "are red-blooded American patriots doing a tough job to keep our nation safe."
Oklahoma Gov. Kevin Stitt will have 30 days to appoint someone to serve the remainder of U.S. Senator Markwayne Mullin's term once he formally resigns after being tapped to become the nation's next Secretary of Homeland Security.
President Trump tapped Oklahoma Sen. Markwayne Mullin as the next Secretary of Homeland Security, replacing Kristi Noem.
Senator Markwayne Mullin's seat is widely expected to remain in Republican hands.
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Markwayne Mullin had a brief career as an MMA fighter years before he got into politics
United States Secretary of Homeland Security Markwayne Mullin was an MMA fighter early in his career before he got into politics.