Trump's risky Senate bet pays off as Darline Graham wins runoff election

In a dramatic finish, Sen. Darline Graham (R-SC) won the runoff against Rep. Ralph Norman to decide whether she would serve a full term. NBC News and the Decision Desk called the race. Graham, the sister of the late Sen. Lindsey Graham, was appointed to serve out the remainder of her brother's term, but President Donald Trump stunned the South Carolina political class by endorsing her for a…