Absolutely, since they already knew the conclusion when the "investigation" began.
Basically, that's what I stated earlier but I am apparently "unaware" of whatever.
As far as the Rockefeller and the Church Committee stuff...I suppose Mr Galbraith has thoroughly read these reports and could share some insight that the Warren gang did not supply.
The FBI and CIA investigated themselves and found nothing wrong.
"CBS and NBC investigations"? What witnesses did they call that we don't know about?
Question above....
How many investigations are needed?
Answer= one still needed.