Haley was elected as the first female governor of South Carolina in 2010 and stepped down in 2017 to serve as a Trump ambassador. Haley was elected to two terms as South Carolina governor before Donald Trump tapped her to serve in his Cabinet. WASHINGTON -- Former South Carolina Gov. Nikki Haley is running for president, becoming the first Republican to challenge former President Donald Trump. Haley, 51, was elected as the first female governor of South Carolina in 2010, stepping down in 2017, during her second term, to serve as a Trump ambassador until 2018. If successful in the...