A Type 094 nuclear submarine belonging to China is thought to have suffered a release of radioactivity in July 2011.
[1][2] Media coverage of the event has been banned, leading to international concern over the handling of the crisis.
[1] On 29 July 2011[3] a release of radioactivity is thought to have taken place on board an 8,000-ton Type 094 Jin-class nuclear-powered ballistic missile submarine, docked in Dalian.
[1] South Korea has demanded that China clarify the situation and stop trying to cover up the event.
[1] The conservative Chosun Ilbo newspaper stated that the "Chinese authorities must waste no time in providing Korea with credible information.