He also said Tepco has "made great progress in terms of disclosure" about their operations.

WSJ: Japan Plant Had Troubled History

He's made great progress, the administration has made great progress, thanks to the remarkable work of our armed services, the remarkable work of our intelligence services.

WHITEHOUSE: Press Briefing

But he has a great deal of confidence in the progress the negotiations being led by the Vice President has made.

WHITEHOUSE: Press Briefing