Polls close in Oklahoma as Trump-backed candidate faces GOP runoff

This material may not be published, broadcast, rewritten, or redistributed. ©2026 FOX News Network, LLC. All rights reserved. Quotes displayed in real-time or delayed by at least 15 minutes. Market data provided by Factset. Powered and implemented by FactSet Digital Solutions. Legal Statement. Mutual Fund and ETF data provided by LSEG. President Donald Trump campaigns in South Carolina to endorse Sen. Darline Graham, R-S.C., praising her focus on affordability and military support, Friday, Aug. 21, 2026, at the Myrtle Beach Convention Center, aheada of next week's GOP state primary. Graham, succeeding her late brother, Lindsey, thanks Trump for his support. The polls have closed in Oklahoma, South Carolina and Georgia as President Donald Trump's clout over the GOP and the immense power of his endorsements in Republican primaries are on the line Tuesday in statewide runoff elections in South Carolina and Oklahoma. Trump is backing Sen. Darline Graham in the Republican Senate nomination runoff in South Carolina, in the race to succeed her late brother, GOP Sen. Lindsey Graham, who unexpectedly died this summer at age 71. And the president is supporting former state budget secretary a