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Duncan Hunter, the Republican representative from California's 50th congressional district, submitted his letters of resignation to Speaker of the House Nancy Pelosi and California Governor Gavin Newsom on January 13, 2019. Hunter had been under investigation by the House Ethics Committee for alleged misuse of campaign funds, and he pleaded guilty to a federal indictment on December 3, 2018. Hunter's resignation became effective on January 31, 2019.