And we're looking to increase production, as I said, so we can slowly close those vents and see how the containment cap is working and whether or not any oil is forced down by the pressure through the rubber seals, as we've talked about before.

WHITEHOUSE: Daily Press Briefing

That is a very different situation than at Fukushima Daiichi, where the fuel in three reactors is thought to have burned holes in their immediately surrounding pressure vessels, and in one case to have fallen all the way through to the bottom of the outer containment vessel.

WSJ: Japan to Take 40 Years to Dismantle Fukushima Nuclear Plant