TEHRAN Iran will hold nuclear talks with the U.K., France and Germany , collectively known as the E3, in Istanbul , Türkiye on May 16, a report said Tuesday. The consultations will be held at the deputy foreign ministry level, according to Iran Nuances, an independent, privately-owned media organization. Iran and the European troika have been holding a round of talks amid escalating tensions over the country’s nuclear program. Tehran has vowed to reopen channels of communication with the West