"""FILE - In this Feb. 20, 2021, file photo, Director General of International Atomic Energy Agency, IAEA, Rafael Mariano Grossi, right, speaks with spokesman of Iran's atomic agency Behrouz Kamalvandi upon his arrival at Tehran's Imam Khomeini airport, Iran. Iran has said it plans to cease its implementation of the """"Additional Protocol,"""" a confidential agreement between Tehran and the IAEA reached as part of the landmark nuclear accord that grants the U.N. inspectors enhanced powers to visit nuclear facilities and watch Iran's program. (Atomic Energy Organization of Iran via AP, File)"""
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