(Bloomberg) -- Nikki Haley is staring down the possibility of a humiliating defeat in the state she served as governor for two years if Donald Trump as expected pulls out his fifth straight victory of the Republican presidential primary.Most Read from BloombergBezos, Nvidia Join OpenAI in Funding Humanoid Robot StartupUS Unveils Biggest Sanctions Package on Russia Since War BeganBlackstone CEO Schwarzman Collected $896.7 Million Last YearWall Street Traders Are Too Scared to Fight the AI RallyNv