Senate to consider Markwayne Mullin’s nomination amid DHS shutdown

The Guardian US News
by Chris Stein in Washington
March 18, 2026
3 min read

Quick Insights

The Bottom Line

Trump nominated Sen. Markwayne Mullin to replace Kristi Noem as DHS secretary amid mass deportation controversy.

AI Summary

President Trump nominated Markwayne Mullin, a first-term Republican senator from Oklahoma, to replace Kristi Noem as Department of Homeland Security secretary, with the Senate committee considering the nomination Wednesday. Trump ousted Noem after public backlash against the administration's aggressive mass deportation tactics, which resulted in killings of two U.S. citizens by immigration agents in Minneapolis. The DHS remains in partial shutdown as Democrats have blocked funding until their demands for immigration enforcement guardrails are met. Mullin's nomination advances as the Trump administration faces pressure from both Democrats seeking oversight of deportation operations and Republicans supporting the mass deportation agenda. The confirmation process will test whether Republicans maintain party unity behind Trump's immigration enforcement approach or if concerns about implementation tactics affect Senate votes.

What's Being Done

Senate committee considering Mullin's nomination Wednesday; DHS remains in partial shutdown as Democrats block funding over immigration enforcement guardrails.

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