Found the book that was on "Today". It is "The Accidental Victim," by James Reston Jr. There is an excerpt here: Author offers new theory about the assassination of JFK - TODAY.com
Or the target was President Kennedy and this guy on TV was just trying to sell a book.
Then, there is the Pope and the popemobile, which was built after an assassination attempt.
Archduke Ferdinand was assassinated in a motorcade, and that triggered WWI.
An assassination attempt was made upon Leonid Brezhnev in 1969, when a deserter from the Soviet Army, fired shots at a motorcade carrying the Soviet leader through Moscow. Brezhnev was unhurt but the shots killed a driver and lightly injured several cosmonauts of the Soviet space program who were present in the motorcade.
Gunmen opened fire on the motorcade of Yemen's Prime Minister Mohammed Salem Bassindwa in the Yemeni capital.
