Let's go back to the icebreakers. We see where the price is today. We see where the price was estimated in 2013, I believe it was. There have been a couple of questions already today about it.
Where is this all going to end up? We know we're going to make these and we know we're going to pay for them.
Is there the potential that, by the time it's all said and done, they are $4 billion or $5 billion apiece? What's the probability of this scenario?