Direct comparisons between the JFK limo and Obama's new ride are difficult ... bulletproof glass and a completely sealed interior designed to thwart a chemical attack. GM declined to confirm ...

Clint Hill, the former Secret Service agent who leapt onto the back of former President Kennedy’s limousine in 1963 to shield the first lady from gunfire, died on Friday at his home. He was 93. Hill ...

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 ...