President Trump’s pick for Homeland Security secretary leaves US Senate vacancy in deep-red Oklahoma
- Posted on March 6, 2026
- By Chicago Tribune
- 7 Views
President Trump’s pick for Homeland Security secretary leaves US Senate vacancy in deep-red Oklahoma

Under a new Oklahoma law, Gov. Kevin Stitt will get to pick U.S. Sen. Markwayne Mullin’s replacement if Mullin does indeed leave his Senate seat.