Donald Trump defeated Nikki Haley in her home state of South Carolina, a stinging setback that narrows her vanishingly thin path to the nomination.The Associated Press called the South Carolina primary for Trump right when polls closed at 7pm ET, in a clear indication of his large victory in Haley’s home state. Trump locked in approximately 60% of the vote, with Haley hovering at about 40%.Palmetto State voters have a long history of choosing the party’s eventual nominee, and Trump is on track to clinch the Republican nomination months before the party’s summer convention in…