Republican presidential candidate Newt Gingrich is conducting a morning forum with business leaders in Greenville, S.C.
Rick Perry is spending Thursday in South Carolina, too, with a news conference in Mount Pleasant in the morning and a midday appearance at a cafe in Beaufort as well as other appearances in the state.
Mitt Romney is hosting a fundraiser in Richmond, Va., with the state's governor.
In Washington, Jon Huntsman is set to deliver a luncheon speech at the National Press Club before returning to New Hampshire for an evening town hall meeting in Milford.
Ron Paul is having town hall meetings in Des Moines and Boone, Iowa, and then a rally in Ames. Rick Santorum is attending a house party in Dubuque, Iowa.