There is an possibility, with Iran showing such interest into an expensive energy while it has infinite coil resources and since it doesn't let IAEA inspectors in, that they acquire the bomb. Is evidence even necessary now? The free world is at stake! Think wisely! To all those saying that Israel owns the bomb, firstly, if Iran was as democratic we could discuss this and secondly it doesn't.
In Cameroon, suicide bombing toll rises to 19 dead, 143 wounded (Reuters)
from the article: Obama: Evidence shows Iran is developing nukes