Sen. Lindsey Graham has held the seat since 2003, and Democrats have an uphill battle in any attempt to unseat him.

Incumbent Sen. Lindsey Graham is dominating early returns with 65.4% of the vote, well ahead of challenger Mark Lynch at 22.8%.

Sen. Lindsey Graham has held the seat since 2003, and Democrats have an uphill battle in any attempt to unseat him.

Sen. Lindey Graham was targeted by former allies of Trump's MAGA movement for his hawkish foreign policy and championing of the Iran war.