U.S. and Iran Set for Talks in Oman

Middle Eastern diplomats see a chance for progress on Iran’s nuclear program, but they are pessimistic about other U.S. demands.Foreign Minister Abbas Araghchi of Iran, left, with his Omani counterpart Badr Albusaidi, in a photo released on Friday by Mr. Albusaidi’s ministry. News outlets said Mr. Albusaidi had met separately with Iranian and U.S. delegations in Muscat, Oman’s capital.