Mike Mazzei, a former state senator who lent more than $11 million of his own money to his campaign, narrowly defeated the state’s attorney general, Gentner Drummond.
President Trump went all in for Senator Darline Graham in a primary runoff on Tuesday. It worked, preserving his undefeated streak in Republican Senate primaries this year.
Senator Darline Graham’s victory on Tuesday showed President Trump’s continued ability to move Republican primary voters, especially when he goes all in on a race.
Ms. Graham, who is temporarily filling the seat long held by her late brother, Senator Lindsey Graham, prevailed in a runoff and will be heavily favored in November.
Mr. Drummond, the state attorney general, faces an opponent backed by President Trump and Gov. Kevin Stitt. The campaign has highlighted his independent streak.
Runoffs in the state are typically sleepy, but the Republican Senate contest between Darline Graham and Ralph Norman seemed to be drawing relatively high turnout.
A New York Times/Philadelphia Inquirer/Siena poll found Gov. Josh Shapiro leading Stacy Garrity and having support in the state for a possible presidential bid.
The president rallied for the sister of Lindsey Graham in her South Carolina Senate run and pressured allies to endorse her. A super PAC run by his advisers has spent nearly $800,000 on her campaign. Will it be enough?
President Trump rallied for Senator Darline Graham of South Carolina in Myrtle Beach, S.C., on Friday, part of a full-court press to secure her victory in a special runoff primary Tuesday to replace her late brother.