Antalya, April 19 -- No date has been set for the next round of Iran-US peace talks brokered by Pakistan following the failure of an initial round, Iran's deputy foreign minister said on Saturday. "Until we agree on the framework, we cannot set a date," Saeed Khatibzadeh told journalists on the sidelines of an annual diplomatic forum in Turkey's southern Antalya province. "We hope that as soon as we can finalise that, then we can move on to the next step". Khatibzadeh said both sides were currently focused on finalising a framework of understanding before proceeding with further negotiations. "We do not want to enter into any negotiation or meeting that is destined to fail and could serve as a pretext for another round of escalation," he sa...