Masao Yoshida The former Fukushima supervisor of damage control works at the tsunami-devastated nuclear power plant has died of cancer. His decision not to follow a corporate order prevented Chernobyl-like explosions of overheated Fukushima reactors. The ex-head of Japan’s Fukushima Daiichi nuclear plant Masao Yoshida, 58, died at a Tokyo hospital of esophageal cancer on July 9, 2013. Doctors have...