Israel said the same thing three years ago. The American assessment is IF Iran is TRYING to produce a nuke they are more than a year away. There is however NO hard evidence they are trying. Even IF they get one would they risk their total destruction by sending it to Israel? Like Israel they would not confirm or deny!
Five arrested in anti-terror raids in Sydney (DPA)
from the article: IDF official to Hamas: Don't repeat mistakes of Gaza war