Graham Nordone, appointed by Gov. Henry McMaster, was thought to be a temporary replacement but confirmed her plans to run for a full term.

Originally a temporary fill-in giving Republicans a chance to sort out their options, Lindsey Graham’s sister seems to be making a power move.

President Donald Trump endorsed interim Sen. Darline Graham Nordone for a full term on Friday. Here’s how that might work—and what’s at stake.

President Donald Trump recently encouraged Graham Nordone, who was sworn in last week, to run in the upcoming U.S. Senate special primary in South Carolina.