Reuters: "Breaking news from NHK, quoting Tokyo Electric Power: Fire breaks out at Fukushima Daiichi No. 4 reactor."
From NHK broadcast now: Fire detected on NE upper corner of the outer structure of No. 4 reactor, they are trying to extinguish now. NHK analyst says it looks like another hydrogen explosion/fire. Flames now rising from reactor. Cause not yet known (or disclosed). NHK report in Japanese, online.
Government officials are again urging survivors in the area to stay indoors. On NHK TV right now, the mayor of a town in the high-risk zone is pointing out that residents cannot even go out to bury the dead from the quake and tsunami (and there are many, many dead) because they are fearful of radiation exposure.
