Wall Street Journal's Japan Real Time coverage of risks at Fukushima Daiichi Unit 4 high-level radioactive waste storage pool

The Wall Street Journal's Japan Real Time (JRT) has issued a number of reports on the ongoing risks at the Fukushima Daiichi Unit 4 high-level radioactive waste storage pool in recent weeks:

"Fukushima Daiichi's Unit 4 Spent-Fuel Pool Up Close," May 27, 2012;

"Fukushima Daiichi's Unit 4 Spent-Fuel Pool: Safe or Not?", May 21, 2012; 

"Noda's Hedged Reassurances on Fukushima Daiichi," May 14, 2012;

"Fukushima Daiichi's Achilles Heel: Unit 4 Spent-Fuel Pool?", April 17, 2012.