Ukraine's Zaporizhzhia nuclear plant again relies on backup power

IAEA says diesel generators cooling reactors after external power loss A Russian service member stands guard at a checkpoint near the Zaporizhzhia Nuclear Power Plant in Russian-controlled Ukraine, June 15, 2023. © Reuters MOSCOW (Reuters) -- The Russian-controlled Zaporizhzhia nuclear power plant in southeastern Ukraine has lost its external electricity supply and is again using backup generators for reactor cooling, the plant's management and the UN's nuclear watchdog said on Sunday.