Donald Trump has won South Carolina's Republican primary, easily beating former United Nations Ambassador Nikki Haley in her home state.Mr Trump's victory means he has inched closer to a third straight nomination with the former president cleaning up at every contest that counted for Republican delegates.Credit: CPAC

Donald Trump has won South Carolina's Republican primary, easily beating former United Nations Ambassador Nikki Haley in her home state.Mr Trump's victory means he has inched closer to a third straight nomination with the former president cleaning up at every contest that counted for Republican delegates.Credit: CPAC