Finds sign of life: crows.
At least 60 families were still living in the zone.
The U.S. has lowered its warning for travel to Japan.
From Level 5 to a Level 7.
A month after the tsunami.
Workers were evacuated from the plagued Fukushima Daiichi nuclear plant.
11,500 tons of water with 100 times the regulatory levels of radioactive iodine.
From a crack at the Fukushima Daiichi nuclear power plant.
The cows are eating it.
Masataka Shimizu is nowhere to be found at his Tokyo high-rise or at Tepco headquarters.
Contamination is spreading farther away from the plant.
Workers waded into water with 10,000 times the normal level of radiation.
Officials say tap water is once again safe for infants.
More than twice the allowable amount for infants.
"You could lose all six of the reactors."
It's a last-ditch effort to avoid a meltdown.