The Nuclear Regulation Authority on Wednesday gave the green light to the restart of an aging nuclear power plant northeast of Tokyo, idled since it was hit by the tsunami that caused meltdowns at the Fukushima No. 1 plant.The Tokai No. 2 plant is the first nuclear plant affected by the March 2011 earthquake and tsunami disaster to have cleared screening by the nuclear … [Read more...] about Nuclear watchdog OKs restart of aging tsunami-hit Tokai nuclear plant