South Carolina Sen. Lindsey Graham is on his way to clinching his fifth term in the Senate.

Graham won the Republican primary for Senate on Tuesday, vanquishing five opponents that included businessperson Mark Lynch — who challenged the senator over his staunch support for the war in Iran and long history in Washington. Lynch also drew support from some of the president’s most prominent MAGA Republican critics.

But Graham won more than half the primary vote, allowing him to avoid an embarrassing two-week runoff sprint. He is expected to cruise to victory in November; a Democrat has not represented the state in the Senate since 2005, when…

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