FILE - Republican presidential candidate former UN Ambassador Nikki Haley speaks at a caucus night party in West Des Moines, Iowa, Jan. 15, 2024. Haley's base of voters and donors was never big enough to seriously challenge Donald Trump. But her supporters are still splintered weeks after she dropped out of the GOP primary. If that holds, it could hurt Trump's general election chances.(AP Photo/Carolyn Kaster, File) FILE PHOTO