Republican presidential candidate Nikki Haley speaks to supporters during her speech in Charleston, S.C., on Feb. 15.Mic Smith /The Associated Press Former U.N. ambassador Nikki Haley called on Republicans to move on from “stale ideas” and “faded names,” a thinly veiled swipe at her former boss Donald Trump, as she made her first stop on Wednesday in a campaign for the 2024 presidential nomination. The 51-year-old former South Carolina governor is just the second Republican to seek the party’s backing to challenge Democratic President Joe Biden, 80, who is expected to seek reelection next year. The daughter of Indian immigrants...