from Sputnik News:

Sixty years ago, the one US Secret Service agent was just feet away when he experienced a moment that would forever change history. In the years since, the assassination of US President John F. Kennedy has raised a series of questions and sparked various conspiracies.

A former US Secret Service agent who was present when President John F. Kennedy was assassinated in Dallas, Texas, is now challenging a crucial theory put forward by the Warren Commission, which investigated the 1963 killing of the then-commander-in-chief.