Clint Hill, the Secret Service agent who jumped onto the back of a limousine carrying President John F. Kennedy after he was shot in Dallas in 1963, has died. Hill died Friday at his home in California at the age of 93.

The John F. Kennedy Presidential Library and Museum is paying tribute to Clint Hill, the secret service agent who famously jumped onto President Kennedy’s motorcade after the president was shot and killed in Dallas in 1963.

Clint Hill, the Secret Service agent who ran into the line of fire to shield President John F. Kennedy and the first lady in Dallas on November 22, 1963, died Friday. He was 93 years old.