
On July 14, 2026, President Pro Tempore Chuck Grassley (R-Iowa) swore Sen. Darline Graham (R-S.C.) into the U.S. Senate, filling the vacancy in South Carolina's class II seat. The vacancy began on July 11, 2026, following the death of Lindsey Graham (R), Darline Graham's brother. South Carolina Gov. Henry McMaster (R) appointed Darline Graham to…