After neither candidate won more than 50% of the vote in the general election (Cindy Hyde-Smith won 41.5% and Mike Espy won 40.6%), a runoff election has been scheduled for 27 November 2018 (The Washington Post). _{Confused? Check our FAQ or ask us for help.}

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This question closed as "Cindy Hyde-Smith (R)" with an end date of 27 November 2018. _{See our FAQ to learn about how we resolve questions and how scores are calculated.}