Re @RobinOpsahl/@Iowacapdispatch re Katie Whittington (@Iowagop) &amp; Mike Zimmer (@IowaDemocrats) will have at it, electorally, for the Dist 35 Senate seat left vacant by @IaLtGov Chris @Cournoyeria #ThereCanBeOnlyOne Link to lead, &amp; to voting info, @. .