People shooting themselves in the head often reflexively pull the trigger twice.
Do you suppose the elite hit squad that came to kill him simply added an extra bullet by mistake?
from what I have been able to determine, this does not seem to be true—people who die from multiple self-inflicted gunshot wounds to the head seem to be quite few and far between.
His ex-wife and the LA county corner were pretty convinced that he did it himself. Why would the CIA kill him if he wasn’t point the finger at them?