and that is a full metal jacket round, 6.5 millimeters in diameter, and it did exactly what it was supposed to do. this is about bullet performance, it hit in the back of the neck, clearly went through his throat. and the third shot is the one that hit jfk in the back of the head. that is a different round all together. the first shot was the 6.5 millimeter round. and the third shot is this other one, more streamlined, this is a 5.56 millimeter, that round was in the secret service weapon, the ar-15 assault rifle, a state of the art rifle that was used that day at deally plaza. >> you allege that that round was fired tragically by accident