Nikki Haley‚ facing another expected humiliation in Michigan’s Republican primary on Tuesday‚ has a simple answer when asked why she is still campaigning for the GOP presidential nomination when former President Donald Trump appears to be the inevitable nominee. “I’m doing what I think is right‚” she said in an interview with The Wall Street Journal. “I’m doing what I believe 70% of Americans want me to do.” That number references polling showing seven in 10 Americans...