Clint Hill, a former Secret Service agent who was protecting President John F. Kennedy during the assassination, has passed a way at 93 years old. Joyce Marshall/Star-Telegram via AP, File.

Former U.S. Secret Service Agent Clint Hill, who was assigned to first lady Jacqueline Kennedy and was in the presidential motorcade during the 1963 assassination of President Kennedy.

Clint Hill, the U.S. Secret Service agent who leaped atop John Kennedy's limousine to shield the mortally wounded president and long wondered if he could have saved him by acting quicker, has died ...

JUANA SUMMERS, HOST: If the name Clint Hill doesn't sound familiar, you might know him as the man on the back of the presidential limousine. He was a Secret Service agent, and moments after John F ...

Clint Hill, a member of the late First Lady Jacqueline Kennedy's secret service detail, speaks to the media after he laid a wreath on the JFK Tribute outside the Hilton Hotel on Friday, Nov. 22, 2013.

Clint Hill, the Secret Service agent who risked his life on Nov. 22, 1963, in an attempt to protect then-President John F. Kennedy and first lady Jacqueline Kennedy, died on Feb. 21 at the age of 93.

Clint Hill, a member of the late First Lady Jacqueline Kennedy's secret service detail, speaks to the media after he laid a wreath on the JFK Tribute outside the Hilton Hotel, Friday, Nov. 22 ...

BELVEDERE, Calif. — 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 ...

Clint Hill, Secret Service agent who leaped onto JFK’s car after he was shot, dies at 93 “If I had reacted just a little bit quicker. And I could have, I guess,” he lamented in 1975.

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 ...

BELVEDERE, Calif. — 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 ...