Richard Lugar actually said...

It is not in the interests of the world or them individually for Iran to have a nuclear weapon or capacity.

the downturn in the economy has put some stresses on what we always saw as sort of an implicit bargain between President, now Prime Minister...

the resetting of relations between Russia--between Moscow and Washington can be a relatively smooth process.

Negotiating with Russia will be a far more complex and difficult proposition than simply appealing for a new relationship.