Sen. Markwayne Mullin denied knowing about the employee’s criminal record, but the employee says he did. A “cache” of weapons was found at Mullin’s business.

The U.S. Senate’s Homeland Security & Governmental Affairs Committee will hold a confirmation hearing on March 18 for ...

Republicans are optimistic about Markwayne Mullin taking over the reins at DHS, while Democrats warn his tenure will be more ...

President Trump announced Thursday that Sen. Markwayne Mullin, R-Okla., is his pick to replace Kristi Noem as the head of the ...

In recent weeks, Mullin's comments referencing the "smell of war" in Iran have drawn the public's eye to his military history ...

Supporters of Sen. Markwayne Mullin say he'll use his well-documented passion to carry out Trump's immigration enforcement agenda.

In a letter to President Trump, members of the Republican Main Street Caucus back Sen. Markwayne Mullin to lead Homeland ...

The Oklahoma Republican, known for confrontational Senate moments, could soon lead Homeland Security during a volatile moment for immigration enforcement.

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

Trump's pick to lead DHS, Markwayne Mullin, has a history with trucking and comes from the most hardcore state in the nation when it comes to banning non-domiciled CDLs and non-English speakers from ...

Financial disclosures show the Oklahoma senator owns dozens of properties, multiple companies, and assets worth tens of millions.

Oklahoma Sen. Markwayne Mullin has six children with his wife, Christie Mullin ...