Oklahoma Chronicle: Markwayne Mullin sworn in as Homeland Security secretary - KOCO
Markwayne Mullin was sworn in as Secretary of Homeland Security after resigning his seat in the U.S. Senate.
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This article1 analysis · Apr 20, 2026
SOURCEKOCO
Published Mar 29, 2026
tl;dr
Markwayne Mullin has been sworn in as Secretary of Homeland Security following his Senate confirmation, while Governor Kevin Stitt appointed Alan Armstrong to fill Mullin's vacated Senate seat.
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SWIPE →Alan Armstrong
R · OK · SEN
appointed U.S. Senator
ALSO MENTIONED Kevin Stitt, Governor of Oklahoma
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