A powerful name and an endorsement from President Donald Trump proved more than enough to score an unlikely candidate a win in the latest runoff election in South Carolina.Sen. Darline Graham, R-S.C., toppled Rep. Ralph Norman, R-S.C., in a whirlwind race to replace her brother, the late Sen. Lindsey Graham, as the GOP nominee for the Senate after his sudden death in July.Just a little over a month after his death at 71 years old, South Carolinians opted to stick with a familiar name in Graham, who despite having little political experience prior to her appointment to finish out the remainder...