Secret servicemen standing on running boards follow the presidential limousine carrying President John F. Kennedy, right, rear seat, and first lady Jacqueline Kennedy, left, as well as Texas Gov. John ...
FILE - President John F. Kennedy waves from his car in a motorcade approximately one minute before he was shot, Nov. 22, 1963, in Dallas. Riding with President Kennedy are first lady Jacqueline ...
How the videos spread—or not—reveals crucial differences between that time and ours, and suggests that the owners of social ...