In a significant cabinet reshuffle, President Donald Trump has nominated Oklahoma Senator Markwayne Mullin to lead the Department of Homeland Security (DHS), succeeding the departed Kristi Noem. The announcement positions the first-term senator, a former mixed martial arts fighter and staunch Trump ally, for one of the administration’s most critical security roles.
Senator Mullin’s nomination requires confirmation by the Senate. He is poised to become the second individual to helm the DHS during President Trump’s second term, stepping into an agency currently grappling with a partial government shutdown and intense scrutiny over its immigration enforcement tactics.
A vocal supporter of the administration’s stringent immigration policies, Mullin has consistently praised the DHS’s efforts to detain undocumented immigrants. However, he has also broken ranks on certain issues, publicly criticizing the ongoing government shutdown that has frozen funding for the department. In a recent CNN interview, he lambasted the political maneuvering, stating, ‘They’re not stopping ICE from doing their job,’ despite the funding lapse.
The nominee will assume leadership of an agency facing heightened criticism, particularly following recent incidents where federal immigration officials were involved in the deaths of two U.S. citizens in Minnesota. Mullin’s previous public statements reveal unwavering support for federal agents. Following the shooting of Alex Pretti in Minneapolis, he declared on social media that obstructing law enforcement is a felony and commended ICE agents as ‘patriots doing a difficult job under an 8,000% rise in death threats.’
Before his political career, Mullin, a father of six, built a family plumbing business with his wife over two decades. He was sworn into the U.S. Senate in 2023, bringing his business background and combative, supportive stance on Trump’s agenda to Washington.