Mr. Nelson, who is the county executive of northeastern Outagamie County, said his campaign ran out of money and that he would be endorsing the state's Lt. Gov. Mandela Barnes.
Wisconsin progressive Tom Nelson drops out of Senate race, blames big money in politics
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Tom Nelson, one of several Democrats vying for Mr. Johnson’s seat, said animosity toward the senator has grown in the past decade and the more than dozen challengers running to defeat him showcase that.
Democrats battle to knock out Sen. Ron Johnson in tough election year
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