Markwayne Mullin's DHS nomination survives heated Senate hearing, clears panel by razor-thin margin
WASHINGTON, DC: The Senate Homeland Security Committee on Thursday, March 19, voted to advance Markwayne Mullin’s nomination to serve as the next Secretary of the Department of Homeland Security, sending the decision to the full Senate.
The vote followed a tense confirmation hearing that highlighted divisions within both parties. While the outcome largely followed partisan lines, notable exceptions from members of both parties drew attention.
The committee approved the nomination by an 8-7 vote, paving the way for a final confirmation vote that could take place in the coming days. Mullin is expected to secure enough support in the full Senate to be confirmed.
Committee vote follows tense hearing and partisan divide
The vote to advance Mullin’s nomination came after a contentious hearing led by committee chair Rand Paul, who ultimately voted against the nominee despite being a member of the same party.
Paul sharply questioned Mullin over past remarks directed at him and raised concerns about claims Mullin made regarding “special missions” during his time in the House of Representatives.
RAND PAUL: You offered no apology. And you offer no apology today, and no regrets
— Aaron Rupar (@atrupar) March 18, 2026
MARKWAYNE MULLIN: I'm not apologizing for pointing out your character
PAUL: You want people to know you supported a felonious, violent attack on me from behind
MULLIN: I did not say I supported… pic.twitter.com/K02i3PWIpZ
Despite Paul’s opposition, most Republicans on the committee voted to advance the nomination.
On the Democratic side, nearly all members opposed the move, with the exception of John Fetterman, whose support proved critical in securing the majority needed to move the nomination forward.
The committee’s decision sends Mullin’s nomination to the Senate floor, where he will require a simple majority to be confirmed. Lawmakers and aides indicated that a vote could take place as early as next week.
The advancement comes amid broader political debate over leadership at the Department of Homeland Security, which oversees agencies including border enforcement, transportation security, and disaster response.
John Fetterman backs Markwayne Mullin as Democrats push back
Fetterman publicly explained his decision to support Mullin, emphasizing the need for leadership at the Department of Homeland Security.
“In January, I called on the president to fire Noem, and he did,” Fetterman said in a post on X. “I truly approached the confirmation of my colleague and friend, Senator Mullin, with an open mind.”
In January, I called on the president to fire Noem—and he did.
— U.S. Senator John Fetterman (@SenFettermanPA) March 19, 2026
I truly approached the confirmation of my colleague and friend, Senator Mullin, with an open-mind.
We need a leader at DHS.
We must reopen DHS.
My AYE is rooted in a strong committed, constructive working… https://t.co/uEZXoRhcdo
“We need a leader at DHS,” he continued. “We must reopen DHS. My AYE is rooted in a strong committed, constructive working relationship with Senator Mullin for our nation’s security.”
Fetterman’s vote drew criticism from fellow Democrats, including Brendan Boyle, who said, “Once again Sen Fetterman shows why he is Trump’s favorite Democrat. He needs to go.”
Another Pennsylvania Democrat, Chrissy Houlahan, had earlier urged constituents to contact Fetterman and oppose Mullin’s nomination.
Once again Sen Fetterman shows why he is Trump’s favorite Democrat. He needs to go. https://t.co/KOontE10u6
— Congressman Brendan Boyle (@RepBrendanBoyle) March 19, 2026
The divided response underscores broader tensions within the Democratic Party over how to approach nominations tied to the Trump administration.
At the same time, Mullin’s expected confirmation reflects Republican backing and the likelihood of securing enough votes in the full Senate.
Senator Fetterman will be the deciding vote for Markwayne Mullin’s nomination to lead DHS. Call his office and ask him to vote NO. 202-224-4254 https://t.co/ECqq3XLie1
— Chrissy Houlahan (@HoulahanForPa) March 18, 2026
If confirmed, Mullin would take over leadership of a department central to US national security policy at a time of heightened focus on immigration enforcement and domestic security operations.