The Vienna Boys Choir wants to overcome its elite image. But that's not the only thing that has changed at the centuries-old institution.
Europe is mulling its return to Iran after a nuclear deal paved the way to reopen trade ties. French Foreign Minister Laurent Fabius has said he will visit Tehran, following in his German counterpart's tracks.
German politicians have hailed the Iran nuclear deal as a triumph of diplomacy, and business leaders are hoping for market openings. Economy Minister Sigmar Gabriel is soon to fly to Tehran, reports say.
All sides say negotiations have entered their final stages, but "important issues" still remain. World leaders have begun to return to Vienna to await the announcement of a comprehensive deal on Iran's nuclear program.
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