IAEA says inspectors were delayed on Ukrainian side of frontier but Grossi convinced military authorities to allow team to visit Russia-held plant, where one reactor has been shut

IAEA staff aim to protect Zaporizhzhia plant, Europe's biggest, as top EU official accuses Russia of 'gambling with the nuclear security' by not demilitarizing the area

Nuclear watchdog team to arrive at facility later this week after requesting for months to visit site which sits on frontline of fighting between Russia and Ukraine

French president's office says Russian president 'reconsidered' demand that IAEA travel through Russia to Zaporizhzhia site as fears grow over fighting nearby

UN nuclear chief Rafael Grossi urges more transparency from Tehran, says 'good words' not enough

Rafael Grossi says project 'has grown enormously, far beyond what it was in 2015,' as Tehran creates new difficulties and negotiations remains stalled

IAEA head says loss of equipment at nuclear sites poses a 'serious challenge' to monitoring efforts, calls situation 'very tense'

US, Britain, France and Germany urge Tehran to 'fulfill its legal obligations' to UN watchdog and demonstrate that its nuclear program is not being used for military purposes

Bennett applauds motion brought by US, Britain, France and Germany as exposing Iran's 'true face'; Russia and China oppose resolution

IAEA Board of Governors expected to censure Tehran, a move Jerusalem sees as start of process that will kick nuclear issue back to UN Security Council