Nancy Mace reveals Senate decision as Lindsey Graham's sister redraws the race

As the field for the race to replace the late Sen. Lindsey Graham takes shape, one prominent lawmaker is declining to dive into the arena hours after the contest was shaken up. 

Rep. Nancy Mace, R-S.C., opted against a bid after she strongly suggested that she’d throw her hat into the arena on Monday in a video statement. Last August, Mace launched a campaign for the Republican gubernatorial nomination in the race to succeed term-limited GOP Gov. Henry McMaster, but she finished a disappointing...