Unit 3 MOX likely melted through, Kyodo, August 9, 2011:
MOX fuel [...] is believed to have breached the vessel after melting again, a study said Monday.
The study [...] said most of reactor 3′s mixed uranium-plutonium oxide fuel may have dribbled into the containment vessel underneath [...]
Tanabe [...] says the fuel at the bottom overheated and melted again over a four-day period.
Published: August 9th, 2011 at 5:11 am ET