Maine's state auditor and former secretary of state said Monday he will challenge four-term Democratic Rep. Jared Golden in a primary in advance of one of the most closely watched congressional races in the upcoming midterms.

Golden is a moderate Democrat who represents Maine's 2nd Congressional District, one of the country's most politically diverse districts. Golden has remained in office despite representing a district that has shown strong support for President Donald Trump in the last three presidential elections.

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Matt Dunlap, who is in his second stint as state auditor, said Golden has been too accommodating to Trump, and he'll fight more aggressively for the state's interests.

“Golden has repeatedly sided w

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