Key facts
- Darline Graham won the South Carolina Republican Senate primary runoff.
- Graham defeated Representative Ralph Norman.
- Her victory was strongly backed by President Donald Trump's endorsement and campaign efforts.
- Graham is the sister of the late Senator Lindsey Graham.
- She will contest the U.S. Senate seat in November's general election.
Darline Graham has secured the Republican nomination for the U.S. Senate seat in South Carolina, defeating Representative Ralph Norman in a primary runoff. Graham, the sister of the late Senator Lindsey Graham, will now contest his seat in the November general election. Her victory was significantly bolstered by an endorsement and campaign appearances from President Donald Trump, highlighting his continued influence within the Republican Party. Graham, who had never previously held elected office, is currently serving as a temporary replacement for her brother. She secured 52.5% of the vote in the runoff. During her campaign, Graham acknowledged her limited political experience, particularly in foreign policy matters. Trump's influence was also tested in other primaries, including Oklahoma's gubernatorial race.