WATCH LIVE: Sen. Markwayne Mullin testifies in confirmation hearing for DHS secretary

PBS NewsHour
by Joshua Barajas
March 17, 2026
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3 min read

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Markwayne Mullin, Trump's DHS secretary pick, testified in Senate confirmation hearing.

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Sen. Markwayne Mullin is testifying before the Senate Homeland Security and Governmental Affairs Committee in a confirmation hearing for DHS secretary, a position to which President Trump has nominated him. Mullin, an Oklahoma Republican, would oversee the nation's border security, immigration enforcement, and disaster response operations if confirmed. The hearing represents a critical step in the Trump administration's effort to fill a cabinet-level position responsible for managing federal immigration policy and homeland security operations. Confirmation votes typically follow hearings in the committee before moving to the full Senate. Mullin's nomination aligns with Trump's stated priorities on border security and immigration enforcement.

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Mullin appeared for confirmation hearing before Senate Homeland Security and Governmental Affairs Committee.

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