Enough With the Confidential Sources, Already

Front page of WaPo today: No Proof Found of Iran Arms Program. Money quote:
"The biggest smoking gun that everyone was waving is now eliminated with these conclusions," said a senior official who discussed the still-confidential findings on the condition of anonymity.
I guess this is some apparatchik wishing to cast aspersions on Bush Administration policy. But excuse me, why does the Administration need a smoking gun when the Iranians are openly insisting on their right to a nuclear program? As noted here previously, their current position is: "We have the right to a nuclear program; if you don't agree, we will build a nuclear program. "