"The President of the United States would be liable to be impeached, tried, and, upon conviction of treason, bribery, or other high crimes or misdemeanors, removed from office; and would afterwards be liable to prosecution and punishment in the ordinary course of law." - Hamilton
Closest anyone has ever come to "getting shot by the president on 5th Avenue" is "getting shot by the vice president in New Jersey." (just ahead of "getting shot by the vice president in Texas")
