Energoatom, the operator of Ukraine's nuclear power plants, has denied a report from IAEA head Rafael Grossi that there are stocks of 30,000 kg of plutonium and 40,000 kg of enriched uranium at the Zaporizhzhia Nuclear Power Plant, which is controlled by Russian forces. At a discussion on nuclear safety at the World Economic Forum in Davos, Grossi voiced concerns about the Zaporizhzhia NPP having such nuclear materials and said this was grounds for a visit to the plant by IAEA officials as soon as possible. Grossi said the IAEA is seeking to visit the Zaporizhzhia NPP, the largest nuclear...