Rosemary DiCarlo (C, front), UN Under-Secretary-General for Political and Peacebuilding Affairs, attends the Security Council's semi-annual briefing on the implementation of Resolution 2231, which endorsed the Joint Comprehensive Plan of Action (JCPOA) on Iran's nuclear program, at the UN headquarters in New York, June 26, 2019. Joao Vale de Almeida, head of the EU delegation to the United Nations, on Wednesday reiterated support for the Joint Comprehensive Plan of Action, commonly known as the Iran nuclear deal, despite mounting tensions between the United States and the Islamic republic. (Xinhua/Li Muzi)