Sean O’Brien

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Sean O’Brien

American labor leader

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Markwayne Mullin
Political career and controversy
…attention for challenging Teamsters president Sean O’Brien to a fight during a committee hearing. “Stand your butt up,” he said to the union leader. O’Brien mocked him, and Independent Sen. Bernie Sanders, the committee chair, ordered Mullin to calm down. Video clips of the exchange went viral and were shown…
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…attention for challenging Teamsters president Sean O’Brien to a fight during a committee hearing. “Stand your butt up,” he said to the union leader. O’Brien mocked him, and Independent Sen. Bernie Sanders, the committee chair, ordered Mullin to calm down. Video clips of the exchange went viral and were shown…
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James P. Hoffa
…and he was succeeded by Sean O’Brien in 2022.
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…and he was succeeded by Sean O’Brien in 2022.
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