WASHINGTON, DC - OCTOBER 05:  U.S. Sen. Lindsey Graham (R-SC) speaks to reporters after a cloture vote for the nomination of Supreme Court Judge Brett Kavanaugh to the U.S. Supreme Court, at the U.S. Capitol, October 5, 2018 in Washington, DC. The Senate voted 51-49 in a procedural vote to advance the nomination of Judge Brett Kavanaugh to the U.S. Supreme Court.  (Photo by Alex Wong/Getty Images)
WASHINGTON, DC - OCTOBER 05:  U.S. Sen. Lindsey Graham (R-SC) speaks to reporters after a cloture vote for the nomination of Supreme Court Judge Brett Kavanaugh to the U.S. Supreme Court, at the U.S. Capitol, October 5, 2018 in Washington, DC. The Senate voted 51-49 in a procedural vote to advance the nomination of Judge Brett Kavanaugh to the U.S. Supreme Court.  (Photo by Alex Wong/Getty Images)

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Lindsey Graham's joke draws backlash

Sen. Lindsey Graham (R-SC) joked on Fox News that it would be "terrible" if a DNA test showed that he has Iranian heritage.

Lindsey Graham's joke draws backlash

Sen. Lindsey Graham (R-SC) joked on Fox News that it would be "terrible" if a DNA test showed that he has Iranian heritage.