For me, the main thing that has changed between this year and last is that I've been unable to travel freely to and from Russia.

He's one of the smartest people in Russia.

If past supply shocks are any guide for the future, a meaningful supply disruption could drive oil prices to over $100 a barrel.

My main message is that I'm looking forward to getting back. I would say that until there's some resolution to my case, many others will worry that the same thing could happen to them, and that's not good for Russia.