Nikki Haley announces run for president, challenging TrumpCHARLESTON, S.C. (AP) — Nikki Haley, the former South Carolina governor and United Nations ambassador, announced her candidacy for president on Tuesday, becoming the first major challenger to former President Donald Trump for the 2024 Republican nomination. Ron DeSantis, former Vice President Mike Pence, former Secretary of State Mike Pompeo and Sen. Tim Scott of South Carolina. She racked up a number of high-profile endorsements, including from the sitting South Carolina governor, Mark Sanford, and former Alaska Gov. But after the massacre and with the support of other leading Republicans, Haley advocated for legislation to remove the flag. During his South Carolina stop last month, Trump told WIS-TV that Haley had called to seek his opinion on running for president.