10 sieverts per hour were detected at Fukushima plant

TOKYO, Japan - A worker measures radiation levels with a device attached to the end of a rod near a principal exhaust pipe between the Nos. 1 and 2 reactors of the Fukushima Daiichi Nuclear Power Station in Fukushima Prefecture on Aug. 1, 2011. Radiation doses as high as 10 sieverts per hour were detected. (Photo courtesy of Tokyo Electric Power Co.) (Kyodo)