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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 ...

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

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

As Minnesota and federal law enforcement officers launched their two-day search for Boelter, Sen. Mike Lee, R-Utah, without evidence, made numerous X posts about the man’s ideology.

I use the term senator very lightly in referring to him. He is disgrace to the office.. And he’s doing all of this being paid ...

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

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

After the murders, Gov. Tim Walz called for "grace and compassion and vision and compromise and decency." Some on the right chose a different course.

Conspiracy theorists and senators alike are baselessly speculating about the brutal shooting spree that left two dead and two ...