Iran and the United States held hours of indirect negotiations Thursday over Tehran’s nuclear program but walked away without a deal, meaning the possibility of another Middle East war is still a risk as the massive fleet of U.S. aircraft and warships remain in the region. Omani Foreign Minister Badr al-Busaidi, who mediated the talks in Geneva, said there had been “significant progress in the negotiation” without elaborating. But just before the talks ended, Iranian state television reported that Tehran was determined to continue enriching uranium, rejected proposals to transferRead more