The 2018 Indiana U.S. Senate race was described by Politico as being "the GOPÍs best opportunity to seize a Senate seat from Democrats" (Politico). The Republican primary is expected to be especially competitive and contentious (The Washington Post). _{Confused? Check our FAQ or ask us for help.}

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Mike Braun won the Republican Party primary for the Indiana U.S. Senate race (IndyStar). This question closed as "Mike Braun" with an end date of 8 May 2018. _{See our FAQ to learn about how we resolve questions and how scores are calculated.}