Nikki Haley is a former South Carolina governor and United Nations ambassador. She was the first major candidate to announce a challenge to former President Donald Trump, who appointed her to the U.N.

Donald Trump and Joe Biden have picked up key wins in battleground states on Super Tuesday as they edge closer to clinching ...

Republican presidential candidates, from left, former Arkansas Gov. Asa Hutchinson, former New Jersey Gov. Chris Christie, ...

View county-level results for the Iowa caucuses as Republicans cast their votes in support of a presidential candidate for the 2024 election.