STRAINS WITH AMERICA

They probably can make a technical justification. The argument they also make is that they have been isolated, so they have to be self-sufficient.

What is the timeline for Iran's getting a nuclear weapon?

It depends whether they have been doing weaponization. We haven't seen signs of that. But they have the know-how. If they resume the fuel cycle, they should be able to get the fissile material within a year or two. If they have that, they are a year away from a weapon.

What is the best way to stop Iran from going nuclear?

You need inspections, but you need to also work with them diplomatically. If a country is suspected of going nuclear, you need to understand why are they going nuclear. You need to address their sense of isolation and their need for technology and economic [benefits]. They have been under sanctions for 20 years.

What role should the U.S. play?