Rafael Grossi is unanimously confirmed as new IAEA leader, says inspections on Tehran's facilities should be done 'in firmness, but in fairness as well'

Rafael Grossi, praised for his energy, experience and innovation, takes over IAEA Monday, with landmark JCPOA teetering and Tehran hurtling toward restarting nuke program

Diplomat elected to succeed late IAEA director-general Yukiya Amano has vowed to be 'firm but very fair' in dealing with Iran

Rafael Grossi reportedly secures backing from US, Brazil and 18 others, but still shy 3 votes; agency, tasked with overseeing Iran nuclear deal, to vote this week on new leader

IAEA says next leader should enter office in January, following death of Yukiya Amano last month

Cornel Feruta replaces Japan's Yukiya Amano, who recently died at the age of 72

IAEA's chief coordinator and Argentine envoy to agency considered frontrunners to replace Yukiya Amano after his death last week

Government-linked Tasnim claims Yukiya Amano was killed for refusing to bow to pressure from Jerusalem and Washington

Japanese diplomat succumbs to cancer after heading IAEA for a decade, sources say, plunging agency into uncertainty at highly sensitive time

PM says Islamic Republic 'accelerating its nuclear program,' warns Israel won't allow it to develop atomic weapons