In a letter to President Trump, members of the Republican Main Street Caucus back Sen. Markwayne Mullin to lead Homeland Security after Kristi Noem's ouster.

Sen. Markwayne Mullin (R-Okla.) could soon have a new title, with the 48-year-old receiving the nomination to replace Kristi Noem as the leader of the Department of Homeland Security by President ...

The nomination of Sen. Markwayne Mullin (R-OK) to be the next Department of Homeland Security Secretart was officially sent to the Senate by the White House on Monday. Mullin was nominated on March 5 ...

Donald Trump’s new pick to run the Department of Homeland Security has made big money thanks to his boss’s attacks on Venezuela and Iran—and stands to make even more. Markwayne Mullin, 48, was ...

After supporting Kristi Noem, hopefully Shaheen and Hassan will have learned lesson and vote no on the entirely unqualified Markwayne Mullin.

The ouster of Kristi Noem opens the path for a potential deal to reopen the Department of Homeland Security, according to Senate sources familiar with negotiations. Senate Majority Leader John Thune ...

Social media users are trolling incoming DHS head Oklahoma Rep. Markwayne Mullin for photos showing him hide from the Jan 6. mob ...

Lawmaker praises Sen. Markwayne Mullin replacing Kristi Noem at U.S. DHS ...

ADOVOCATE: Sen. Markwayne Mullin (R-OK) and ACCA President and CEO Barton James host a discussion during ACCA's Advocacy Day in 2025. (Courtesy of ACCA). March 10, 2026 A man who went from an HVAC ...

U.S. Rep. Henry Cuellar congratulated Sen. Markwayne Mullin on his nomination to lead the Department of Homeland Security while stressing the need for transparency with Congress on border security.

As Oklahoma Senator Markwayne Mullin prepares to take on the role of Secretary of Homeland Security, some of the state's politicians are making announcements about their political futures.