Frames 221 to 223: The motorcade is now in front of the camera lens, moving ever so slowly. The President and First Lady are waving to the crowd. The President almost stands up to send kisses to a few ladies in the front rows, but the First Lady holds him by the arm. The President sits back comfortably in his Lincoln. He is enjoying himself terribly.

A 22-caliber bullet can travel as fast as 1,022 mph. I learned that at Quantico. However, the bullet that hit him probably traveled at 818 mph. Sound travels at 761 mph. I hear the bullet after I see the shot enter his head. But in my mind it all goes so fast that it’s just a single message.

First of all, time travel per se does not exist. ‘Travel’ implies that you choose both your destination and when you come back. It’s more a ‘time shot,’ a ‘time through.’ But it’s definitely not time travel.

In 1945, Oppenheimer posited that what happened during the Trinity Test was due to ‘Time Tunnels.’ A 50-year ‘time tunnel.”“So, in 1945, you could send a soldier 50 years back?”“Exactly. Well, except for the fact that at the time we didn’t know if we ever could deliberately send something or someone, but we were already sure it was a one-way trip.