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The Senate is moving forward with the nomination of Oklahoma Republican Sen. Markwayne Mullin to lead the Department of Homeland Security, as lawmakers prepare to hold a confirmation hearing this week.
The Senate Homeland Security and Governmental Affairs Committee is expected to hold a hearing on Wednesday morning on President Donald Trump’s nominee. The committee is chaired by Sen. Rand Paul, R-Ky., with Sen. Gary Peters, D-Mich., serving as the panel’s ranking member.
A committee vote on Mullin’s nomination could come as early as Thursday.
The timeline signals momentum for Mullin’s confirmation as the administration seeks to install a permanent leader at the agency responsible for border security, counterterrorism, disaster response and cybersecurity.
The White House has described Mullin as “exactly the right person” to lead the department, pointing to his experience and alignment with the administration’s national security priorities.
Republican lawmakers have largely rallied behind the nomination, calling Mullin a strong advocate for border security and national defense.
There are also indications of potential bipartisan support. Sen. John Fetterman, D-Pa., said he intends to vote in favor of Mullin’s confirmation. Fetterman said he was unsure how other Democrats would vote but signaled his willingness to support the nominee.
The bipartisan backing could help smooth the path for confirmation as lawmakers debate funding and policy priorities affecting the Department of Homeland Security.
Some members of Congress have warned that prolonged delays in confirming a permanent DHS secretary could affect the agency’s ability to address national security threats. The department oversees a wide range of responsibilities, including immigration enforcement, aviation security, counterterrorism operations and disaster relief.
Mullin’s nomination comes as the administration emphasizes strengthening border enforcement and addressing illegal immigration.
If confirmed, Mullin would lead one of the federal government’s largest agencies, overseeing programs and operations that affect millions of Americans, including airport screening, emergency management and immigration policy.



