Sen. Lindsey Graham's death has created a vacancy in the Senate, narrowing Trump's majority. A special primary will now take place in August.

The loss of personal friend and outspoken supporter of overseas interventions is a blow for the President

In the year and a half before he died, the South Carolina Republican led a Senate committee that was largely responsible for Trump's biggest wins.

Gov. Henry McMaster (R-SC) has the sole authority to appoint Graham's replacement, per South Carolina law.

The South Carolina senator’s sudden death leaves a void that the White House can’t afford.