TEPCO may use 'shower spray' on troubled reactor
meltdown
Panel lists five key challenges at Fukushima
METI tried to gain influence over Fukushima panel
BEHIND THE MYTH: Accident management proved inadequate at nuclear plant
TEPCO fits new thermometer to melted-down reactor
Meltdown at Hamaoka plant certain if power supply knocked out for 3 days
TEPCO says meltdown likely at 2 other reactors