Markwayne Mullin

Armstrong currently serves on the board of Williams Companies, where he was CEO until last year.

President Trump recently announced he's appointing Markwayne Mullin as Secretary of Homeland Security, but it's up to Mullin's fellow Senators to decide whether he's up for the job. They'll start that process the morning of March 18, according to posted committee hearing schedules.

Oklahoma Representative Kevin Hern formally announced his bid for U.S. Senate on Wednesday.

As Oklahoma's U.S. Senator Markwayne Mullin transitions into a new role as President Donald Trump's latest Secretary of Homeland Security appointment, Gov. Kevin Stitt will pick his replacement. Here's how, according to state law.

The longest federal government shutdown in U.S. history ended this week after President Donald Trump signed a bill to fund the government.

The Federal Aviation Administration began cutting flights at major airports last week as the government shutdown continues to strain federal operations nationwide.

U.S. Sen. Markwayne Mullin argues that the cost of land buyouts could be passed on to many Native American, rural and poor Grand River Dam Authority ratepayers and that the federal government should pay instead.

While some are celebrating President Biden's long-awaited debt forgiveness plan, others are questioning its fairness.

The White House is calling out Oklahoma Congressmen Markwayne Mullin and Kevin Hern for their criticism of the new student loan forgiveness plan, saying that both lawmakers had Paycheck Protection Program loans forgiven.

U.S. Rep. Markwayne Mullin has won the GOP primary runoff for one of Oklahoma’s U.S. Senate seats.