[Hot Tabasco]

but does not answer whether that agent’s ammunition was finally accounted for.

It wouldn't have been if there were truly a cover up to protect the SS agent.

[BradyLS]

There were perhaps five other people in the car with the Secret Service agent carrying the AR-15. If that weapon fired and they said nothing, they are also part of the coverup.

[damper99]

I was always puzzled by the explosive fragmentation of the Carcano bullet in the head shot. Seemed unlike with a FMJ military round.