FILE - This combination of file photos show U.S. Rep. Bruce Poliquin in 2017, left, and state Rep. Jared Golden in 2018, right, in Maine. New England's last remaining Republican congressman, Poliquin, ended his legal battle Monday, Dec. 24, 2018, challenging the election of his Democratic opponent under Maine's new voting system. Poliquin said in a statement posted on Facebook that he still considers the new system confusing. He said he wishes the best for Democrat Rep.-elect Jared Golden, whose swearing-in is set for Jan. 3. (AP Photos/Robert F. Bukaty, File)
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