Sherrod Brown leads Jon Husted within the margin of error in Ohio while Darline Graham and Annie Andrews are tied in South Carolina polling.
https://www.foxnews.com/politics/gop-senate-majority-faces-fresh-uncertainty-2-key-races-tighten-days-before-midterms
https://www.foxnews.com/politics/gop-senate-majority-faces-fresh-uncertainty-2-key-races-tighten-days-before-midterms