Iran’s chief nuclear negotiator Ali Bagheri Kani and members of the Iranian delegation wait for the start of a meeting of the JCPOA Joint Commission in Vienna, Austria November 29, 2021. EU Delegation in Vienna/Handout via REUTERS A US-Iranian deal taking shape to revive Iran’s 2015 nuclear agreement with world powers lays out phases of mutual steps to bring both sides back into full compliance, and the first does not include waivers on oil sanctions, diplomats say. Envoys from Iran, Russia, China, Britain, France, Germany, the European Union and United States are still negotiating details of the draft accord amid...