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.

Mr. Hill dove onto the presidential limo in a heroic attempt to save President John F. Kennedy when he was assassinated in Dallas in 1963.

Clint Hill, the Secret Service agent who leaped onto the back of President John F. Kennedy’s limousine after the president was shot, then was forced to retire early because he remained haunted by memories of the assassination,