Republican presidential candidate Nikki Haley fought back tears Tuesday when talking about her husband’s military deployment overseas, during a campaign speech in which she pledged to keep up her battle against former President Trump for the 2024 presidential nomination. Haley urged a crowd in South Carolina, ahead of Saturday’s primary in the state, to share in her vision of a country where “we can still unite and move forward together — not with anger, not with fear, but with faith and hope, like we’ve done before. She said this same vision motivated both her and her husband Michael to serve...