Iran's top nuclear negotiator Ali Bagheri Kani poses for a photo with diplomatic adviser to the UAE's President, Anwar Gargash, and Emirati Minister of State for Foreign Affairs Khalifa Shaheen Almarar during a visit to the country, in Dubai, United Arab Emirates November 24, 2021. Wam News Agency /Handout via REUTERS
Middle East security still fragile, with or without Iran nuclear deal

A renewed agreement will ensure stronger ties in some areas, while setting into motion new challenges elsewhere.

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