The South Carolina senator’s office said the 71-year-old died after a “brief and sudden illness.”

The South Carolina senator’s office said the 71-year-old died after a “brief and sudden illness.”

Graham's death sparks questions on cardiac arrest that is caused by an electrical malfunction in the heart that disrupts its pumping action. The heart then stops beating.

Firebrand US Senator Lindsey Graham has died at the age of 71 after a 'brief and sudden illness.'

The Republican senator from South Carolina died of a sudden illness.

South Carolina Sen. Lindsey Graham died on July 11 following a \