In this photo provided by the IAEA Press Office, UN atomic energy chief Rafael Mariano Grossi stands on a road next to a UN vehicle on his way to the Zaporizhzhia Plant.

UN atomic watchdog chief returns to Zaporizhzhia, saying deal to protect nuclear plant is 'close'

The head of the UN’s atomic energy watchdog returned Wednesday to the Zaporizhzhia Nuclear Power Plant, a day after saying a deal to protect Europe’s largest nuclear power facility from a catastrophic accident due to the war in Ukraine was “close.”