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Trump fires Kristi Noem as DHS chief, names Sen. Markwayne Mullin to replace her
Related:
- Senators pressed Kristi Noem on the DHS shutdown and shootings. Here are key moments
- Legal experts say Kristi Noem's airport video breaks the law. Penalties are unlikely
- What you need to know about Sen. Markwayne Mullin, Trump's new pick to lead DHS
- 5 things to know about the shutdown at the Department of Homeland Security
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