"I wanted him to know how much pain that caused me and the other people in my state," Democratic Sen. Tina Smith said, ...

His social media posts resemble those of a frequent user on right-wing message boards rather than those of a U.S. senator.

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After Utah Sen. Mike Lee promoted right-wing conspiracy theories about the man who killed Melissa Hortman and her husband, a ...

The Republican senator from Utah suggested in social media posts that the killings were the work of “Marxists,” and mocked ...

Available evidence does not support Sen. Mike Lee’s assertion that Boelter was driven by "Marxist" ideology. People who knew Boelter told news outlets he was politically right-leaning.  Law ...

Utah’s senior senator has drawn widespread condemnation for his behavior since the political assassinations over the weekend ...

Vance Boelter was arrested June 15 in connection with fatally shooting state Rep. Melissa Hortman and her husband, Mark, and injuring state Sen. John Hoffman and his wife, Yvette. Boelter faces state ...

NBC News turned to a University of Cincinnati expert on conspiracy theories to explain why politicians immediately spread ...

Mike Lee's inflammatory social media posts about last weekend's deadly political shootings in Minnesota are drawing fresh ...

Republican Sen. Mike Lee took down social media posts mocking Democrats after the assassination of a Minnesota lawmaker ...