Graham has served in the U.S. Senate since 2003 and was an early opponent of Trump’s, infamously saying in 2016 that if Republicans nominated Trump, the party would be destroyed. He has since fashioned himself into a top Trump booster and won the president’s endorsement earlier this year.

Rep. Nancy Mace (R-SC) teased a major announcement on her political future to come in the “next couple of days,” as she has been weighing a bid to enter the South Carolina gubernatorial race since the beginning of the summer.