As the junior senator from Oklahoma, Sen. Markwayne Mullin (R-OK), 47, has amassed an unusual level of clout in a chamber ...

Okla., and Teamsters president Sean O’Brien discuss how they reconciled and became friends after their heated verbal spat on the Senate floor on "Hannity.' ...

Sen. Markwayne Mullin (R-OK) and International Brotherhood of Teamsters President Sean O’Brien have made up after coming to blows during a Senate hearing in 2023 in an effort to prop up ...

Sen. Markwayne Mullin, R-Okla., and Teamsters President Sean O’Brien made headlines in November 2023 for their heated argument after the representative confronted the union boss on his critical ...

Markwayne Mullin has been ceaselessly tweeting the ... Mullin told NOTUS that the Teamsters union leader, Sean O’Brien, came to him with the idea of nominating Lori Chavez-DeRemer as secretary ...

Markwayne Mullin introduced labor secretary nominee ... alongside an unexpected ally—Teamsters President Sean O'Brien. The two were involved in a heated exchange during a HELP Committee hearing ...

Hannity' panelists Sen. Markwayne Mullin, R-Okla., and Teamsters president Sean O’Brien discuss coming together after their fight on the congressional floor. Prince Frederik dies from rare ...