Sen. Markwayne Mullin (R-OK) and International Brotherhood of Teamsters President Sean O’Brien have made up after coming to ...

And “This Week” co-anchor and ABC News Chief Global Affairs Correspondent Martha Raddatz and ABC News Chief Foreign ...

Oklahoma Sen. Markwayne Mullin introduced labor secretary nominee Lori Chavez-DeRemer at her confirmation hearing Wednesday, ...

GOP Sen. Markwayne Mullin said Trump has the capability to apply pressure to Russian President Vladimir Putin to negotiate a ...

More than a year since they almost came to blows, Teamsters President Sean O'Brien and Sen. Markwayne Mullin (R-Okla.) are ...

Sen. Markwayne Mullin (R-Okla.) says he thinks people need to “trust the process” in President Trump’s peace talks with ...

Sen. Markwayne Mullin (R-Okla.) says he thinks people need to “trust the process” in President Trump’s peace talks with Russian and Ukrainian leaders. “Right now, people are dying every ...

Scott Mitchell and Alex Cameron discussed the latest developments in D.C., including budget negotiations, divisions over ...

Republican Sen. Markwayne Mullin said Sunday that President Donald Trump is the only one who has the ability to pressure Russian President Vladimir Putin to negotiate to end the war with Ukraine.

Republican Sen. Markwayne Mullin reaffirmed on Sunday that President Donald Trump has the capability to apply pressure to Russian President Vladimir Putin to negotiate a deal to end the war in Ukraine ...