Toshio Nishizawa, president of TEPCO, the operator of the tsunami-crippled Fukushima Dai-ichi nuclear power plant, observes a moment of silence with his workers for the March 11, 2011, earthquake and tsunami victims at the nuclear plant in Okuma, Fukushima Prefecture, Japan, Sunday, March 11, 2012. (AP Photo/ (AP Photo/Kyodo News)