China reiterated Thursday its warning against Japan's plan to begin releasing treated radioactive water into the sea from the crippled Fukushima nuclear power plant sometime this spring or summer, saying Tokyo "has not seriously responded to international concerns."Sun Xiaobo, director general of the Chinese Foreign Ministry's Arms Control Department, stressed at a press briefing that in addition to China, stakeholders such as South Korea, North Korea, Russia and many Pacific island countries are not "fully convinced" about the safety of the planned water discharge."Countries and the media …READ FULL ARTICLE