Tehran is preparing a framework for future talks with Washington, Iran's top diplomat Abbas Araghchi stated on Wednesday during a telephone conversation with the UN nuclear watchdog, the International Atomic Energy Agency (IAEA).According to a statement released by Iran's Foreign Ministry, “In the conversation with IAEA Chief Rafael Grossi, Araghchi emphasized Iran's focus on drafting a preliminary and coherent framework to advance future negotiations.”This phone call took place a day after the second round of talks between Iran and the United States, mediated by Oman, concluded in Geneva.Araghchi said on Tuesday, “Tehran has agreed on the 'guiding principles' for a...