Assassination of John F. Kennedy Service follow-up car and its driver's left arm, as well on the motorcycle officers who were riding on both sides of the President just behind his vehicle. Secret Service Special Agent Clint Hill was riding on the left front running board of the follow-up car, which was immediately behind the Presidential limousine. Hill testified that he heard one shot, then, as documented in other films and concurrent with Zapruder frame 308, he jumped off into Elm Street and ran forward to try to get on the limousine and protect the President; Hill testified to the Warren Commission that after he
Attempted assassination of Ronald Reagan in Washington because of its secure, enclosed passageway called "President's Walk", which was built after the 1963 assassination of John F. Kennedy. Reagan entered the building through the passageway around 1:45 p.m., waving to a crowd of news media and citizens. The Secret Service had required him to wear a bulletproof vest for some events, but Reagan was not wearing one for the speech, because his only public exposure would be the 30 feet (9 m) between the hotel and his limousine, and the agency did not require vests for its agents that day. No one saw Hinckley behaving in